NDAEB Practice Exam Questions with 100% Correct Answers | Verified | Updated 2024, Exams of Advanced Education

Download NDAEB Practice Exam Questions with 100% Correct Answers | Verified | Updated 2024 and more Exams Advanced Education in PDF only on Docsity! NDAEB Practice Exam Questions with 100% Correct Answers | Verified | Updated 2024 Allows billing to be spread out over time and alleviates overstocking A. Recorder point B. Automatic shipment C. Recorder quantity D. Backorder Patient has difficulty chewing and is self-conscious about the appearance of her teeth. The max incisors occlude lingually to the mandibular anterior teeth. The dentist asks the assistant to expose radiographic images to provide a view of the entire maxilla and mandible. What type of images would the assistant expose? A. Panoramic B. Transcranial C. Lateral cephalometric D. Full mouth series The dentist dictates class VI caries on tooth 41 A. Gingival 1/3 of the tooth B. Proximal surface of anterior teeth C. Pit and fissure of posterior teeth, lingual of anterior teeth D. Incisal edge or cusp tip pg. 1 professoraxe l After seating the patient in the operatory which of the following sets of vital signs would be recorded? A. Temp, vision, pulse B. Weight, temp, pulse C. Respiration rate, pulse, weight D. Pulse, temp, blood pressure A patient is having a benign neoplasm removed from the anterior portion of the palate A. Local infiltration B. Incisive nerve block C. Nasopalatine nerve block D. Inferior nerve block The amount paid before benefits take effect A. Carrier B. Provider C. Beneficiary D. Deductible A patient has a normal recall exam. Her complaint is she has bleeding when brushing. She doesn't not floss as it is time consuming. She has generalized biofilm/ plaque at the gingival margins with moderate gingivitis. What is the most important to explain to the patient pg. 2 professoraxe l C. Juvenile periodontitis D. Prepubertal periodontitis C- study A patient presents with teeth 25 and 26 missing and extensive decay on tooth 46. He would like dental implants to replace the maxillary missing teeth and a crown on tooth 46. An examination was completed and impressions obtained. Oral hygiene instruction is given to prevent which of the following dental conditions post-surgery? A.ANUG B.Gingival abrasion C. Peri-implants D. Halitosis Match the principle that best describes the actions or decisions presented. A dentist provides complete information regarding treatment options A. Justice B. Veracity C. Autonomy D. Confidentiality E. Nonmaleficence pg. 5 professoraxe l The assistant will seat the patient in a subsupine position, with the head lower than the feet and loosen any binding clothes A. Syncope B. Asthmatic attack C. Hyperventilation D. Angina pectoris E. Anaphylaxis D A patient arrives for her recall exam apt. While updating her health history the patient informs the assistant that she is 32 weeks pregnant. The patient also mentions that her "gums are red and tender" and that she is unable to sit in the same position for an extended period of time. The patient also discloses that she has increased her folate intake as directed by her doctor. The condition of the patient's gingival tissues is caused by which of the following factors? A. Nutritional B. Hematologic influences C. Impaired bone formation D. Endogenous hormone conditions C Patient has difficulty chewing and is self-conscious about the appearance of her teeth. The max incisors occlude lingually to pg. 6 professoraxe l the mandibular anterior teeth. Upon clinical examination it is noted that the mandible has a mesial relationship with the maxilla. Her profile is likely a A. Retrognathic mandible B. Mesognathic maxilla C. Prognathic mandible D. Prognathic maxilla D A patient comes to the office for composite restorations on teeth surfaces; 21 DI, 11 MID and 44 DO. The assistant prepares the equipment and supplies and applies the topical anesthetic as prescribed by the dentist. After the treatment is completed, the patient begins to have intermittent blinking followed by a blank stare. Which of the following blacks classifications describe the restoration on the maxillary left? A. Class I B. Class II C. Class III D. Class IV A A 7-year-old patient presents to the office with a chipped tooth and bruises on his chin and his story does not match up pg. 7 professoraxe l A patient presents to the office for her removal of her lower impacted wisdom teeth. Upon reviewing her medical history before treatment, the dental assistant noted that the patient has a prosthetic cardiac valve. Because of the complexity of her surgery, she was supine for 2 ½ hours. Her surgery was long but successful. Following the extractions, the assistant sits the patient up immediately and the patient experiences light headedness and loses consciousness. Her symptoms are likely due to which of the following conditions A. Hypoxia B. Anaphylaxis C. Hypertension D. Postural hypotension C Decay is present at the mesial margin of a mesial occlusal distal amalgam restoration on tooth 47 A. Incipient caries B. Arrested caries C. Root caries D. Rampant caries E. Recurrent caries B A patient is scheduled in the oral surgeon's office for an extraction of teeth 18 and 48. He has insulin- dependent pg. 10 professoraxe l diabetes and has taken the required medication and food before arriving for his apt. He appears nervous. Which one of the following post-op instructions should be given to the patient on how to control swelling? A. Rinse with warm salt water B. Apply cold compress C. Reduce physical activity D. Place a moistened tea bag over the extraction site A The dental assistant modifies a toothbrushing technique for her patient who is limited dexterity A. Within their scope of practice B. An act of omission C. An act of commission D A 7 year old arrives at the office with an emergency. He has a fractured tooth 11 in a fall in the playground at school. The dentist will see the patient immediately and asks the assistant to take a radiographic image. Upon examination it is noted that two thirds of the coronal portion of the tooth is missing with a horizontal fracture and a distinct pink area visible inside the remaining crown of the tooth. The dentist recommends endodontic treatment and a temporary restoration. What material should the dentist use to promote a seal at the apex of tooth 11? pg. 11 professoraxe l A. Calcium hydroxide B. Antibiotic paste C. Formocresol D. Zinc oxide C. A patient presents to the office with the apt for a composite restoration to replace an amalgam on tooth 17 due to recurrent decay. During the preparation the dentist notes it will be a deep restoration. The assistant prepares the additional dental materials needed to adapt the treatment. Which of the following materials is contraindicated for use with this restoration? a. Glass ionomer b. Zinc phosphate c. Polycarboxylate d. Zinc oxide-eugenol A The dentist dictates class V caries on tooth 23 A. Gingival 1/3 of the tooth B. Proximal surface of anterior teeth C. Pit and fissure of posterior teeth, lingual of anterior teeth D. Incisal edge or cusp tip E. Proximal surfaces of anterior teeth including the incisal edge D pg. 12 professoraxe l C. Protect against possible bacterial endocarditis D. Decrease the chance of an oral infection developing C The specimen from a biopsy will be preserved in this solution A. Sodium hypochlorite B. Hydrogen peroxide C. Formalin D. Stannous fluoride D Teeth 53, 52, 51, 61, 62 and 63 show decay extending from the incisal edge to the cervical third of each tooth A. Incipient caries B. Arrested caries C. Root caries D. Rampant caries D A patient shows up for her annual exam and the dentist reveals generalized staining, healthy gingiva and an absence of caries. The dentist recommends a selective polish. The patient had a high incidence of caries at her last annual visit. The assistant had pointed out to the patient that the dietary factor that contributes to high caries rate is? A. Vitamin D B. Proteins pg. 15 professoraxe l C. Triglycerides D. Sucrose B The dentist will fabricate a prosthodontic appliance to replace the maxillary dentition A. Fixed bridge B. Complete denture C. Full crown D. Partial denture D. Dental implant C The patient with dental insurance A. Carier B. Provider C. Beneficiary D. Deductible B What foods should be recommended to a patient to aid in stimulating the gingival tissues and increasing gingival health A. Breads and refined cereals B. Raw fruits and vegetables C. Less cariogenic foods D. Soft foods C pg. 16 professoraxe l A patient becomes pale and is coughing and wheezing?? A. Syncope B. Completely obstructed airway C. Bronchial asthma D. Latex allergy E. Petit mal seizure B 60 year old female presents to the office for a recall apt. The assistant charts 2mm of gingival recession on the buccal surface of teeth 35 and 34 and on the lingual surfaces of teeth 26 and 16 and severe attrition on all her mandibular anterior teeth. The patient complains of pain in her jaw the dentist also finds decay on the mesial surface of the restoration on tooth 24 the dentist asks the assistant to take impressions for the fabrication of a night guard and to give oral hygiene instructions to the patient. The assistant recognizes the cavity found on the patients tooth 24 as A. Rampant decay B. Recurrent decay C. Incipient decay D. Root decay D A 7 year old arrives at the office with an emergency. He has a fractured tooth 11 in a fall in the playground at school. The dentist will see the patient immediately and asks the assistant to take a radiographic image. Upon examination it is noted pg. 17 professoraxe l a result of the patient medical condition? A. Delayed healing B. Onset of headache C. Increased saliva production D. Bodys inability to metabolize prescribed medication D A patient has arrived for treatment of tooth 42. It will require a pre-fabricated post with a composite core buildup. The assistant places the dental dam. Which of the following tooth conditions Is the cause for the patient's treatment? a. Vital b. Non-vital c. Vital and endodontically treated d. Non vital and endodontically treated B Which one of the following types of impressions should be used in the creation of a CAD/CAM (CEREC) restoration? A. 3 in 1 B. Optical C. Full arch D. Preliminary A The assistant prepares a dental dam and clamp or the second quad. As the clamp is placed, it falls down the patients throat and she starts to cough. What should the assistant do? pg. 20 professoraxe l A. Encourage the patient to cough B. Administer abdominal thrusts C.Ask the receptionist to call 911 D. Administer oxygen B Which one of the following stains is extrinsic? A. Tetracycline B. Black line C. Non-vital D. Metallic D- study A new patient has swelling in quad 1. during the review of the patient's medical history, it is noted that he has a history of grand mal seizures. Tooth 16 is extremely sensitive to percussion; the surrounding tissues are inflamed and pus is exuding from the fistula on the buccal gingiva. The dentist prescribes a periapical image which reveals a preformation on a curved root, caused by the failure of a pervious endodontic procedure. To save the tooth, surgery is recommended to which the patient consents. The presence of pus and swelling of the tissue resulting in necrosis indicates which one of the following conditions A. Pupal floor B. Periodontal abscess C. Chronic hyper-glycemia D. Acute peri-radicular abscess pg. 21 professoraxe l D The first patient of the day is extractions and their past medical history states that they had hepatis B. the second patient of the day is an extraction as well and has no medical contraindications. The third patient of the day is a restorative procedure. What disinfection and sterilization procedures should be followed between the first, second and third patients? A. Procedures should be more strictly adhered to between the first patient and the second patient B. Procedures should be delayed until adequate medical history updates are reviewed C.Procedures should be repeated twice D. Procedures carried out between the first and second patient and the third patient should be the same D A dentist refers the patient for treatment that is out of his scope of practice A. Veracity B. Autonomy C. Confidentiality D. Nonmaleficence C Which one of the following criteria determines wedge selection? pg. 22 professoraxe l A. Facilitate the removal of the custom tray from the cast B. Eliminate rough areas on the tissue side of the custom tray C. Prevent warping of the final impression D. Create room in the tray for the impression material B Fluoride protects the teeth by which one of the following processes A. Hypoplasia B. Remineralization C. Hypocalcification D. Demineralization B A healthy 47 year old presents to the office for her delivery of her 37 MOD permanent cast restoration and placement of indirect veneers on teeth 11, 12 and 13. She would like tooth 47 replaced. The dentist prescribes periapical radiograph images of 47, 46 area and tooth 37 using the bisecting technique. The patient's maxillary and mandibular wisdom teeth are present on the left side. Vital signs were obtained and recorded to be with normal limits. Which wisdom teeth are present. A .18 and 28 B. 28 and 38 C. 48 and 18 D .38 and 18 pg. 25 professoraxe l B A patient is scheduled in the oral surgeon's office for an extraction of teeth 18 and 48. He has insulin- dependent diabetes and has taken the required medication and food before arriving for his apt. He appears nervous. The removal of the silk sutures following the surgical extractions of teeth 18 and 48 would likely occur in A. 3 days B. 6 days C. 9 daysD. 12 days C The premolars to be sealed with sealant material erupted at what age A. 7 to 8 years old B. 9 to 10 years old C. 11 to 12 years old D. 13 to 14 years old B If saliva contamination occurs, what will be used to re-etch the enamel A. 15% phosphoric acid for 15 seconds B. 37% phosphoric acid for 20 seconds C. 15% phosphoric acid for 10 seconds D. 37% phosphoric acid for 5 seconds pg. 26 professoraxe l B A patient comes to the office for his apt. He hasn't been to the dentist is 2 years. He does not have any teeth bothering him at this time. But is interested in maintaining optimum oral health. After getting clinical data for the patient, what should the dentist prepare? A Consultation B. Treatment plan C. Financial agreement D. appointment schedule B A 45 year old patient has a mandibular overdenture and wishes to replace missing teeth 14 , 24 25 and 26 with a cast partial denture. She is scheduled to have tooth 16 treated with endodontic therapy followed by preliminary steps for fabricating the partial denture. At what point in the procedure would the dentist prepare the recess for the rest of the tooth 27? A. Following the final impression and before the bite registration B. Before the final impression and bite registration C. Prior to taking preliminary impressions D. Before the occlusal rims are tried in B pg. 27 professoraxe l A healthy 47 year old presents to the office for her delivery of her 37 MOD permanent cast restoration and placement of indirect veneers on teeth 11, 12 and 13. She would like tooth 47 replaced. The dentist prescribes periapical radiograph images of 47, 46 area and tooth 37 using the bisecting technique. The patient's maxillary and mandibular wisdom teeth are present on the left side. Vital signs were obtained and recorded to be with normal limits. Which one of the following luting materials should be used for the maxillary anterior teeth? A. Amalgam B. Porcelain C. Glass ionomer D. Composite resin B The assistant exposes a radiographic image without the lead apron covering the patient. A. Within their scope of practice B. An act of omission C. Act of commission B The dentist dictates class III caries on tooth 22 A. Gingival 1/3 of the tooth/ teeth B. Proximal surfaces of anterior teeth C. Pits/ fissures of posterior teeth, lingual of anterior teeth D. Incisal edge or cusp tip pg. 30 professoraxe l E. Proximal surfaces of anterior teeth including the incisal edge C The dentists just completed a cavity preparation for a female patient. Tooth 42 will have the mesial-incisal surfaces restored with a composite resin. The dentist will also be cementing a porcelain jacket crown on tooth 44. The assistant has assisted the dentist throughout the preparation and will apply the cavity liners and bases while the dentist attends to another patient. What is the black's cavity classification for the restoration of the patients tooth 42? a. Class II b. Class III c. Class IV d. Class V B Excessive vertical angulation of the PID will cause radiographic images to appear. A. Overlapped B. Foreshortened C. Elongated pg. 31 professoraxe l D. Reticulated D A patient has a normal recall exam. Her complaint is she has bleeding when brushing. She doesn't not floss as it is time consuming. She has generalized biofilm/ plaque at the gingival margins with moderate gingivitis. What oral hygiene aid should be advised for this patient for the removal of general plaque/ biofilm? A. Powered toothbrush B. Interproximal brush C. Stimudents D. Water pik A A patient is given payment options for necessary treatments. a. Justice- Fairness b. Veracity- Honest c. Autonomy- Self Determination d. Confidentiality- Never reveal any Pt information e. Nonmaleficence- To do not harm B. This patient has all her anterior teeth and is missing her maxillary first premolar and maxillary second premolar on each side. Her wisdom teeth are present. The radiographic images reveal extensive decay on teeth 23, 45 and 36. What is the correct sequence of apt to complete the patients pg. 32 professoraxe l B A patient presents to the office for her removal of her lower impacted wisdom teeth. Upon reviewing her medical history before treatment, the dental assistant noted that the patient has a prosthetic cardiac valve. Because of the complexity of her surgery, she was supine for 2 ½ hours. Her surgery was long but successful. Due to the patients medical history what precautions should be taken? A. Increase aspirin intake B. Pre-operative antibiotics C. Post-operative analgesics D. No special precautions B Clinical examination of this patient reveals generalized staining, healthy gingivitis and an absence of caries. The dentist recommends a selective polish. The purpose of flossing the patients dentition following selective polishing is to A. Ensure no restorations have been lost B. Polish the interproximal surfaces C. Check for overhangs D. Show the patient how to floss B pg. 35 professoraxe l A patient is receiving a small class V restoration on 41 A. Local infiltration B. Incisive nerve block C. Nasopalatine nerve block D. Inferior nerve block C A patient presents to the office for her removal of her lower impacted wisdom teeth. Upon reviewing her medical history before treatment, the dental assistant noted that the patient has a prosthetic cardiac valve. Because of the complexity of her surgery, she was supine for 2 ½ hours. Her surgery was long but successful. Which of the following post-surgical instructions would be given to the patient.??? A. Drink liquids through a straw B. Rinse vigorously with salt water C.Bite firmly on gauze for 20-30 minutes D. Apply a hot compress to area for 20 mins D A patient comes to the office with a toothache on the lower right side. The medical history indicates the patient has diabetes. The dentist tests the tooth for pulp vitality and asks for a radiographic image of the area. During the radiographic image exposure, the patient appears to become weak and beings to tremble and perspire. What is the most likely cause of the patients symptoms? pg. 36 professoraxe l A. Diabetic coma B. Allergic reaction C. Nervous anxiety D. Hypoglycemic reaction B A healthy 47 year old presents to the office for her delivery of her 37 MOD permanent cast restoration and placement of indirect veneers on teeth 11, 12 and 13. She would like tooth 47 replaced. The dentist prescribes periapical radiograph images of 47, 46 area and tooth 37 using the bisecting technique. The patient's maxillary and mandibular wisdom teeth are present on the left side. Vital signs were obtained and recorded to be with normal limits. Which one of the following fixed prosthesis should be recommended to replace tooth 47 A. Crown B. Implant C. Four-unit bridge D. Three-unit bridge A New patient has swelling in quad 1. during the review of the patient's medical history, it is noted that he has a history of grand mal seizures. Tooth 16 is extremely sensitive to percussion; the surrounding tissues are inflamed and pus is exuding from the fistula on the buccal gingiva. The dentist prescribes a periapical image which reveals a preformation on pg. 37 professoraxe l A carious lesion was recorded on the buccal pit of tooth 26 four years ago the decay has not progressed to date a. Incipient caries b. Arrested caries c. Root caries d. Rampant caries B Which one of the following determines that the patient is not reimbursed for more than 100% Schedule of allowance? A. Coordination of benefits B. Alternative benefit policy C. Non duplication of benefits B The dental assistant will seat the patient in an upright and assists with self medication using the inhaler/bronchodilator. A. Syncope B. Asthmatic attack C. hyperventilation D. Angina pectoris A. A healthy 47 year old presents to the office for her delivery of her 37 MOD permanent cast restoration and placement of indirect veneers on teeth 11, 12 and 13. She would like tooth 47 replaced. The dentist prescribes periapical radiograph pg. 40 professoraxe l images of 47, 46 area and tooth 37 using the bisecting technique. The patient's maxillary and mandibular wisdom teeth are present on the left side. Vital signs were obtained and recorded to be with normal limits. What was fabricated to repair the mandibular left tooth? a. Inlay b. Onlay c. Crown d. Implant C During an exam the dentist notice that the patient has a fungal condition on her palate and that her denture has not been cleaned properly in a long time. Although the denture fits poorly and has broken edges, the patient cannot afford to have a new one made. The dentist smoothes the sharp edges and advises the patient that a denture reline will be required in 2 weeks and the repair can be done at the same time. The dentist asks the dental assistant to instruct the patient on denture care in relation to the fungal condition, to polish the denture and to schedule the appointments. What will the dental assistant use to polish the broken denture? A. A medium abrasive sandpaper strip B. A silicone carbide stone in straight handpiece C. The laboratory lathe, a sterile rag and pumice paste D. An abrasive sandpaper disc and mandrel in high speed handpiece pg. 41 professoraxe l B After completing health history the dental assistant escorts the patient to the treatment area and prepares to take vital signs. Over which artery will the dental assistant wrap the blood pressure cuff. A. Radial B. Brachial C. Carotid D. Pulmonary E The dental assistant will prepare for the administration of epinephrine and oxygen. A. Syncope B. Asthmatic attack C. Hyperventilation D. Angina pectoris E. Anaphylaxis B The dental assistant is preparing for the first patient of the day for the surgical removal of 28 and 28. The patient has hep B. both teeth require radiographic images before they can be extracted. The second patient is scheduled for the extraction of tooth 28 and no medical condition. The third patient is schedule for a restorative procedure. What is the sequence for preparing the operatory for the third patient? pg. 42 professoraxe l D The patient experiences a seizure during dental treatment in addition to removing all materials from the patients mouth the patient is place in which of the following positions? A. Semi-reclined B. Full upright C. Sub-supine D. Supine D. Where is the cement placed for the permanent cementation of the porcelain jacket crown? A. Directly on all surfaces of the prepared tooth B. On the pulpal and axial walls of the prepared tooth C. On the interior surface of the porcelain jacket crown D. On all surfaces of the prepared tooth and the interior surface of the crown D A 15 year old patient presents to the dental office for the application of pit and fissure sealants on 15,25,35,45,17,27,37,47. While placing the sealants on the lower right side contamination occurred and the dental assistant has to re-isolate and re-etch the teeth. On which of the following teeth is the retention of sealant most difficult to achieve due to moisture control? A. 15 pg. 45 professoraxe l B. 35 C. 45 D. 37 C During an exam the dentist notice that the patient has a fungal condition on her palate and that her denture has not been cleaned properly in a long time. Although the denture fits poorly and has broken edges, the patient cannot afford to have a new one made. The dentist smoothes the sharp edges and advises the patient that a denture reline will be required in 2 weeks and the repair can be done at the same time. The dentist asks the dental assistant to instruct the patient on denture care in relation to the fungal condition, to polish the denture and to schedule the appointments. Why must the patient wait before having her denture relined? A. The relining material will irritate her fungal condition B. The patient must master her denture cleaning technique C. The supporting tissue must be healthy before impressions are taken D. The denture resin material used for relining can encourage fungal growth D What is the purpose of the holes in the perforated stock impression trays? A. For faster setting B. Patient comfort pg. 46 professoraxe l C. Facilitates cleaning the tray D. Locks the impression material in the tray C Which of the following products is used to treat dentin hypersensitivity? A. Toothpaste B. Oral mouth rinse C. Sodium fluoride varnish 5% D. Acidulated phosphate gel 1.23% C During dental health month, the dental assistant is invited to speak at the local elementary school about dentistry in general. The response to the invitation should be to. A. Accept, because dentists prefer speaking to adults since they make the decisions regarding dental care B. Accept, because the student would not be as intimidated by a dental assistant C. Accept, and in doing so the dental assistant takes an active role in promoting dental health in their community D. Decline, as dental assistant cannot discuss dentistry without a dentist's supervision D During an exam the dentist notice that the patient has a fungal condition on her palate and that her denture has not been cleaned properly in a long time. Although the denture pg. 47 professoraxe l E. The dentist dictates class IV caries on tooth 13 A. Gingival 1/3 of the tooth B. Proximal surface of anterior teeth C. Pit and fissure of posterior teeth, lingual of anterior teeth D. Incisal edge or cusp tip E. Proximal surfaces of anterior teeth including the incisal edge E An impacted canine requires exposure for orthodontic treatment A. Ostectomy B. Gingival graft C. Gingivectomy D. Incisional surgery E. Crown lengthening D A patient presents to the office for a 4-6 MOD amalgam restoration. He indicates on his medical history that he's being treated for high blood pressure. The dental assistant prepares the blood pressure cuff to get a reading. Once the reading is completed, she applies topical and assists with the administration of local anesthesia. Once the procedure is completed the dental assistant removes the used needle and punches her left hand. Which mode of disease transmission pg. 50 professoraxe l will occur A. Indirect B. Aerosol C. Airborne D. Parenteral C The assistant has been directed to apply sealants. She chooses a type of material that will be easy to place and cure while working at her own pace. While placing the sealants on the lower right side, contamination occurred and the assistant has to re-isolate and re-etch the teeth. What type of material would be used Unfilled Chemical Light-cured Self-cured resin B A patient comes to the office for composite restorations on teeth surfaces; 21 DI, 11 MID and 44 DO. The assistant prepares the equipment and supplies and applies the topical anesthetic as prescribed by the dentist. After the treatment is completed, the patient begins to have intermittent blinking followed by a blank stare. Which one of the following medical emergencies does this patients signs and symptoms indicate? A. Grand mal seizure B. Petit mal seizure pg. 51 professoraxe l C. Diabetes D. Angina B A healthy 47-year-old patient presents to the office for a class V resin restoration on toot 12 and an occlusal resin restoration on tooth 16. After receiving the local anesthetic, he reports feeling dizzy and nauseated. The assistant notices he looks pale and feels clammy. Which one of the following types of matrix systems should be used for the anterior restoration A. Metal crown form B. Mylar strip C. Tofflemire D. Sectional D The receptionist leaves a patients records open on a computer screen while she leaves the desk A. Justice B. Veracity C. Autonomy D. Confidentiality D. Nonmaleficence B A healthy 47-year-old patient presents to the office for a class V resin restoration on toot 12 and an occlusal resin restoration on tooth 16. After receiving the local anesthetic, he reports pg. 52 professoraxe l C. Intraosseous D. Periodontal ligament A The dental insurance company A. Carrier B. Provider C. Beneficiary D. Deductible C Which one of the following processes describes the mechanism of desensitizing agents A. ncreases nerve depolarization B. mineralizes the sensitive area C. Aids in blocking the dentinal tubules D. Bridges neural transmission to the pulp B Deep periodontal pockets with fibrous tissue A. Ostectomy B. Gingival graft C. Incisional surgery D. Crown lengthening B An adult comes in for a root canal on tooth 46. The dentist tells the assistant to set out hand files for the initial pg. 55 professoraxe l debridement, and rotary files to enlarge the walls of the canals. The tooth will be irrigated and dried before placing a radiopaque material to fill the canals. Which material will be used to fill the canal A. Formocresol B. Gutta-percha C. Calcium hydroxide D. Sodium hypochlorite C An adult comes in for a root canal on tooth 46. The dentist tells the assistant to set out hand files for the initial debridement, and rotary files to enlarge the walls of the canals. The tooth will be irrigated and dried before placing a radiopaque material to fill the canals. What Roarty-operated file would be used A. Broach B. Reamer C. Pesso file D. Gates-Gidden D A patient presents with a toothache on their lower right side. The medical history indicates the patient has diabetes. The dentist tests the tooth for pulp vitality and asks for a radiographic image of the area. During the radiographic image exposure, the patient appears weak and begins to tremble and perspire. What diagnostic test will not be performed? pg. 56 professoraxe l A. Thermal B.Palpation C.Percussion D. Bleeding index C The dental assistant is preparing equipment and supplies for the following restorations: 31 ML, 32 DL, 36 MODB amalgam. The odontogram indicates that the 37 and 38 are missing. The medical history indicates a history of claustrophobia. Which one of the following moisture barriers will be used on the lingual side to absorb the flow of saliva? A. Gauze B. Dry angle C. Cotton roll D. Dental dam C From the following list of prophecies, select the one which is described in each scenario. Each option may be used once, more than once, or not at all. The dental assistant is asked to assist with the segmentation of a cast restoration that covers the anatomical crown of tooth 36. Fixed bridge Complete denture Full crown Partial denture Dental implant pg. 57 professoraxe l A. Incisive foreman B. Mental foreman C. Maxillary sinus D. V-shaped nasal spine E. Zygomatic process A A 30 year old female patient complains that her teeth are no longer white and asks if anything can be done about this situation. She has recently stopped smoking and has noticed that her teeth are still discolored. The dentist recommends a prophylaxis to remove the extrinsic stain and then a professionally dispensed whitening treatment. The patient mentions that she has heard whitening can cause sensitivity. Smokers have which one of the following complications associated with periodontal disease? A. Increased loss of attachment B. Alveolar bone resorption C. Gingival hyperplasia D. Xerostomia C Match the following periodontal procedures with the indications for treatment period. Each procedure may be used once, more than once, or not at all. A tooth with a fractured lingual cusp extending close to the alveolar crest requires a fixed prosthesis. A. Ostectomy pg. 60 professoraxe l B. Gingival graft C. Gingivectomy D. Incisional Surgery E. Crown lengthening C A healthy 14 year old male patient of record is interested in his personal appearance. The dental assistant has been asked to perform a coronel polish on teeth 13 to 23, give oral hygiene instructions and to prepare for pit and fissure sealants. What technique should the dental assistant use when polishing the patients teeth? A. Use a firm pressure to remove stains B. Use a high speed to quickly finish polishing C. Apply intermittent pressure to slightly flare the rubber cup D. Apply steady even pressure to deeply flare the rubber cup B Vertical bite-wing radiographic images are useful in helping to determine:? A. Vestibular or lingual caries B. Alveolar bone levels C. Periapical abscesses D. Malocclusion A A patient presents to the dental office for a 46 MOD amalgam restoration. He indicates on his medical history that he is pg. 61 professoraxe l being treated for high blood pressure (stage one). The dental assistant prepares the blood pressure cuff to get the reading. Once the reading is completed, she applies topical anesthetic and assists with the administration of local anesthetic. When preparing for topical anesthetic, what should the dental assistant do? A. Dry the area B. Rinse the area C. Massage the gingiva D. Apply topical anesthetic to the moist mucosa D Which one of the following procedures should be performed immediately after a needle stick injury? A. Notify the dentist B. Review the patient's medical history C. Wash the wound area thoroughly with soap and water D. Follow protocol for occupational exposure to bloodborne pathogens B Categorize each of the following acts performed by the dental assistant. Each act may be used once, more than once, or not at all. The dental assistant places a pit and fissure sealant on tooth 26 when the treatment was planned for tooth 27. A. Within their scope of practice B. An act of omission C. An act of comission pg. 62 professoraxe l A full-mouth series of radiographic images has been prescribed. The patient's chronic gingivitis is caused by A. Calculus B. Dental plaque/biofilm C. Poor nutrition D. Smoking B Which one of the following dental materials seals the dentin? A. Composite B. Fluoride varnish C. Calcium hydroxide D. Zinc-oxide-eugenol From the following list of deposits, choose the one that best matches the statement. Each deposit may be used once, more than once, or not at all. Hard and debris apical to the gingival margin. A. Acquired pellicle B. Biofilm C. Materia alba D. Supragingival calculus E. Subgingival calculus D The dental assistant is preparing equipment and supplies for the following restorations: pg. 65 professoraxe l 31 ML 32 DL 36 MODB amalgam The odontogram indicates that 37 and 36 are missing. The medical history indicates a history of claustrophobia. When placing the restorative material in the preparation of tooth 36, where will the wedge(s) is be placed? A. Distal B. Mesial C. Distal buccal D. Mesial and distal A? A 30 year old male patient presents to the dental office for an emergency appointment with a sore tooth in his lower left quadrant. During the oral examination, the dentist notes carries on tooth 36 and prescribes a radiographic image which reveals that the lesion is close to the pulp. Due to the depth of the caries, a temporary restoration will be placed. Which one of the following restorative materials should be used? A. Glass ionomer B. Polycarboxylate C. Calcium hydroxide D. Zinc-oxide-eugenol A Oral self care instructions for home whitening systems should include which one of the following statements? pg. 66 professoraxe l A. Brush and floss before tray placement B. Fill the tray with one tube of gel per arch C. Allow three weeks before whitening occurs D. Wear the tray day and night for one to two weeks B A 10 year old patient with Down syndrome presents to the dental office. Examination reveals that the patient has periodontal disease and several carious lesions. The patient is able to follow simple instructions and conversations. Which one of the following medical conditions best represents the patient? A. Autism B. Trisomy 21 C. Chromosome 47 D. Developmental disability pg. 67 professoraxe l