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IMPLANT DENTISTRY NEWEST ACTUAL EXAM STUDY GUIDE COMPILES GRADED A+, Exams of Dentistry

IMPLANT DENTISTRY NEWEST ACTUAL EXAM STUDY GUIDE COMPILES WITH COMPLETE QUESTIONS AND CORRECT ANSWERS RATED A+

Typology: Exams

2024/2025

Available from 11/21/2024

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Download IMPLANT DENTISTRY NEWEST ACTUAL EXAM STUDY GUIDE COMPILES GRADED A+ and more Exams Dentistry in PDF only on Docsity!

IMPLANT DENTISTRY NEWEST ACTUAL

EXAM STUDY GUIDE COMPILES WITH

COMPLETE QUESTIONS AND CORRECT

ANSWERS RATED A+

The connective tissue is well vascularized around teeth. What about implants? Correct Answer Not well vascularized around implants Biologic width? Correct Answer 3 mm What 3 things constitute the biologic width? Correct Answer Sulucs depth Epithelial attachment Connective tissue The distance between the reference point and the marginal bone level on crown installation was average? Correct Answer 1. In all 2 part implants where is most bone loss? Correct Answer Below the microgap How much bone loss on average below the microgap? Correct Answer 2 mm

Where is most of the bone loss on 1 part implants? Correct Answer At the rough/smooth implant interface Lateral component of bone loss around implants measures what one average? Correct Answer 1.34 mm Implants that are spaced how many mm apart had less bone loss? Correct Answer 3 mm Multiple implants in the aesthetic zone should have a minimum of how many mm apart at the abutment? Correct Answer 3 mm Biologic width around implants vertically and horizontal? Correct Answer Vertical = 1.5 to 2 mm Horizontal = 1.34 mm Possible reasons for apical epithelial migration? Correct Answer Bacteria Micromovement of the implant What type of surface on implants increases bone apposition? Correct Answer Rough texture is better than smooth texture What is a method for preserving bone around the top of wide diameter implants? Correct Answer Platform switching

Vertical bone loss with platform switching? Without platform switching? Correct Answer With = 0.6 - 1.2 mm Without = 1.3 - 2.1 mm The papilla was present almost 100% of the time when the base of the contact to the bone was ___mm or less Correct Answer 5 Mean height of papillary tissue in adjacent implants? Correct Answer 3.4 mm The biologic width of a healthy tooth is almost always _____? Correct Answer Supracrestally The location of an implant platform interdentally places the biologic width ____? Correct Answer Subcrestally Platform switched implants allow us to place implants within how many mm of natural teeth? Correct Answer 1 mm because they reduce vertical bone loss The mean distance between platform switched implants is ___mm Correct Answer 2.23 mm Minimum distance between non-platform swithched implant and natural tooth? Correct Answer 1.5 mm

Minimum distance between non-platform swithched implant and another non-platform? Correct Answer 3 mm The implant platform should be placed 1 mm apical to the ____of the contralateral tooth? Correct Answer CEJ In the aesthetic zone the implant abutment junction should be how many mm apical to the height of contour? Correct Answer 3 - 4 mm The implant shoulder is positioned about ___mm palatal to the emergence profile? Correct Answer 1mm Can implants be placed in the sinus septum? Correct Answer Yes Can implants be placed inside the maxillary sinus cavity? Correct Answer Yes as long as they don't perforate the membrane Mental foramen is most commonly in line with what tooth? Correct Answer Mandibular 2nd premolar Anterior loop? Correct Answer Extends 5 mm anteriorly from the mental foramen

How large of a zone of safety should you leave between an implant and the mental foramen? Correct Answer 2mm Cement retained restoration minimum space between implant platform and opposing arch? Correct Answer 7 mm Minimum space required for screw retained implant and opposing arch? Correct Answer 4 mm Locator abutments require what thickness of acrylic resin to be maintained throughout the denture base? Correct Answer 2 mm Minimum clinically acceptable crown to root ratio? Correct Answer 1: Posterior cantilver? Correct Answer 1:1.3 ratio Optimal screw access? Correct Answer Central fossa/Central pit Magnification = Correct Answer Source to film distance/ Source to object distance Tomograpy zone of sharpness is where? Correct Answer At the fulcrum

In tomography surrounding structures are .....? Correct Answer Blurred out In conventional tomography, a ______is made to produce each cross sectional image Correct Answer Separate exposure Advantages of tomography? Correct Answer No superimposing of images Digital enhancement of images Hard and soft tissues Image acquisition in multiple planes Cone beam advantages over medical CT? Correct Answer Lower cost Less radiation Cone beam disadvantages? Correct Answer Image noise Poor soft tissue contrast Fixed imaging volume How many teeth are extracted each year? Correct Answer 20 million What % of the population over 60 has 1 or more edentulous space? Correct Answer 40%

Multi-rooted teeth extraction? Correct Answer Remove the crown and section the roots with a carbide ____% bone loss occurs in 12 months following extraction. How much of this reduction will occur in the first 3 months? Correct Answer 50% 2/ Which bone is thinnest, buccal, lingual, palatal? Correct Answer Buccal Crest of buccal bone is comprised solely of what type of bone? Correct Answer Bundle bone Walls of sockets are lined by ____bone? Correct Answer Compact Where is buccal bone thicker than lingual bone? Correct Answer Mandibular molar region Extraction socket clot is gone in ___ days Correct Answer 7 Bone fills extraction socket in ____ months? Correct Answer 4

No radiographic evidence of socket after how many days? Correct Answer 100 days T/F. Tooth extraction should be performed with elevation of a mucoperiosteal flap? Correct Answer False, the flap creates 0. mm more volumetric alteration Immediate implant placement survival rate? Correct Answer 94%- 100% Immediate implant placement helps to retain what plate of bone? Correct Answer Buccal plate of bone Bone is primarily is what type of collagen? Correct Answer Type 1 Which cells make up 90% of bone matrix? Correct Answer Osteocytes Precursor for bone? Correct Answer Osteocalcin expressed from osteoblasts Which bone cells have long life spans? Short life spans? Correct Answer Osteocytes have long life spans Osteoclasts has short life spans

Bone remodeling 5 step process? Correct Answer Resorption Chemotaxis Proliferation Matrix production Mineralization Calvaria and jaws form what type of new bone formation? Correct Answer Intramembranous ossification What new bone formation forms the long bones and parts of the mandible? Correct Answer Endochondral What type of bone forms where no bone previously stood? Correct Answer Woven bone It is the type of bone that first forms around implants What type of bone is replacement bone? Correct Answer Lamellar bone Forms 6x slower than lamellar bone How accurate must impression be? Correct Answer Fine detail of 25 microns or less What material can produce impressions of 1 to 2 microns detail? Correct Answer PVS

Does any impression material exhibit 100% elasticity? Correct Answer No Hydrophic materials exhibit what contact angle with water? Correct Answer 90 degrees or greater High flow under pressure, but low flow under gravity is termed? Correct Answer Thixotropy Best impression material? Correct Answer Addition PVS Which type of tray produces the best impression? Correct Answer Custom tray Which produces the best impression with closed tray technique? Correct Answer Metal impression copings were better than plastic caps Is there a difference between open tray and closed tray impression techniques? Correct Answer Not when the implant has less than a 10 degree inclination Most accurate impression technique in a fully edentulous mandible with 4 implants? Correct Answer Squared/Open tray

Immediate placement of tooth with an implant is what class? Correct Answer Type 1 The papilla adjacent to single implant restorations present with _____volume after ______ years? Correct Answer Similar 2 The presence of ________aids in the development of the papilla? Correct Answer Contact point When the measurement was ___mm from the contact point to the bone the papilla was present 100% of the time? Correct Answer 5mm Determining factor for papilla height? Correct Answer Bone level on the tooth side How much shrinkage buccally after 1st year an implant is placed in anterior zone? Correct Answer 0.6 mm Immediate provisional restorations preserved __mm of facial gingival margin? Correct Answer 1mm Mucosal thickness greater than ___ will lead to no distinguishable color change noticeable on abutment selection? Correct Answer 3mm

If mucosal thickness less than 3mm, what would you choose? Correct Answer Zirconia Estimated HIV population in United States? Correct Answer 1. million Any modification needed for HIV patient under stable control? Correct Answer No modification Strict control of diabetes occurs with what HbA1C levels? Correct Answer 6.5 - 7. What level of bone density is required to diagnose someone with osteoporosis? Correct Answer 2.5 standard deviations below average BRONJ increases with number of IV bisphosphonate treatments? Correct Answer True Is it necessary to cease bisphosphonates before implant therapy? Correct Answer No Which are worse, IV bisphosphonates or oral? Correct Answer IV is more contraindicated

Implant success better in those taking oral BP's less than how many years? Correct Answer 5 years Which implants have a higher occurence of BRONJ? Correct Answer Posterior implants Does radiation therapy have any effect on implants? Correct Answer Marginally significant more implant loss in those receiving radiation 10 year survival percentage of radiotherapy? Correct Answer 93.75% 5 years after loading, smokers had how much more implant loss than non-smokers? Correct Answer Twice as much How to increase implant survival for smokers? Correct Answer Stop smoking 1 week prior and 2 months following implant placement If antibiotic dosage isn't given before the procedure, it can be given ____hours after the procedure? Correct Answer 2 hours How much amoxicillin should we give 1 hour prior to surgery? Correct Answer 2 grams or 3 grams

Lower levels of osseointegration are seen with those who have had how much radiation? Correct Answer 50Gy Highest grey level values of cement for implants? Correct Answer Tempbond (Zinc oxide with eugenol) Which type of cantilever is more favorable, Mesial or Distal? Correct Answer Mesial Implant supported distal cantilver prosthetics have what survival rate? Correct Answer 95% What type of connector is best for connecting natural teeth with implants? Correct Answer Rigid connector For overdentures, how many implants in maxilla and mandible? Correct Answer 4 implants maxilla 2 implants mandible What is the minimum thickness of acrylic base resin shield throughout the denture base? Correct Answer 2mm Minimum height? Correct Answer 3.17mm

Allow for insertion of the overdenture with up to ___degrees of divergence? Correct Answer 20 What are the two implant systems we follow at UF? Correct Answer 1. Staumann

  1. Astra What are each called? 1.Ingrowth of mesechymal cells from the lateral wall of the osteomy site.
  2. Implant surface acts as a site for colonization and differentiation of osteoprogenitor cells. Correct Answer 1. Distance Osteogenesis
  3. Contact Osteogenesis
  4. What kind of implant sits on bone?
  5. What is it used for particularly? Correct Answer 1. Subperiosteal Implant
  6. Support Denture only
  7. What implant is Tranosseous?
  8. What is it used for particularly? Correct Answer 1. Stable implant
  9. Support denture
  1. What kind of implant was a failure in history?
  2. Why did it fail?
  3. What was it used for? Correct Answer 1. Blade implants
  4. Fibrous incapsulation
  5. Fixed incapsulation Crown margin of the following are on implant or abutment? trauman
  6. Tissue level implant
  7. Bone level implant Correct Answer 1. Implant
  8. Abutment
  9. What kind of bone is first formed on an implant at 1 week?
  10. It is then eventually mineralized into what kind of bone? Correct Answer 1. Woven bone (weak)
  11. Lamellar bone What is the most common length of an implant? Correct Answer 10mm Where in implant is primary stability found (surface) Correct Answer Peripheral Pitches

What is the name of the father of modern implantology, discovered osseointegration FOR DENTAL USE! Correct Answer Branemark What implant system follows:

  1. Tissue level
  2. Bone level Correct Answer 1. Staumann
  3. Astra & straumann What teeth are treated by:
  4. NN
  5. RN
  6. WN Correct Answer 1. Max laterals & Mand inc
  7. Max Inc, all canines and premolars
  8. All molars What kind of implants are we allowed to do ay UF (in terms of teeth)? Correct Answer Posterior teeth only What is the design of implant over denture that is allowed at UF? Correct Answer Only Mandibular, 2 implant, overdenture
  9. Healing time is shortest with what kind of bone graft? Correct Answer 1. Autogenous - Patient's own
  1. How long is healing time after implant surgery?
  2. How much time needed after a grafting procedure to increase bone dimensions? Correct Answer 1. 8-12 weeks
  3. 4-6 months What type of bone is each:
  4. D
  5. D
  6. D
  7. D4 Correct Answer 1. Dense Compact Bone
  8. Dense Porous Bone
  9. Coarse Trabecular Bone
  10. Fine Trabecular Bone Where is each type of bone found in the mouth arches?
  11. Dense Compact Bone
  12. Dense Porous Bone
  13. Coarse Trabecular Bone
  14. Fine Trabecular Bone Correct Answer 1. Mandibular Anterior
  15. Mand Post
  16. Max Ant
  17. Max Post

What are the Body & platform widths of each: 1. NN 2. RN 3. WN Correct Answer 1. 3.3mm, 3.5, 2. 4.1mm, 4.8 3. 4.8mm, 6. What teeth do the astra sizes treat? 1. 3.0, 2. 3.6, 3. 4.2, 4. 4.8, 5. 5.4 Correct Answer 1. Max Lat, Mand incis, 2. Max lat, mand incis, 3. Max Centrals, All canines and premolars 4. All molars 5. All molars Which size AStra implant usually gives a better emergence profile for the molar region, but if less available bone exists, a smaller size is used? Correct Answer 1. 5.4 is used for better emergence

  1. 4.8 when less bone How many slots are in the astra abutment? Correct Answer Seven
  2. What are the 3 implant surface textures?
  3. $ = Least favorable for slow healing/osseointigration
  4. = Healing is fastest Correct Answer 1. Machined $

  5. Titanium Plasma sprayed
  6. Sandblasted, Large Grit, Acid Etched #
  7. Need a minimum of ______ around implant in all dimensions = _______ bone in B-L and M-D dimensions (for RN implant). Need vertical bone of at least implant length + ____mm. Correct Answer
  8. 1mm 2. 6mm 3. +2mm
  1. Shortest abutment height (supragingival)? Correct Answer 1. 4mm MD width recommended for implant crown of:
  2. Premolar
  3. Molar
  4. What about vertical height for both? Correct Answer 1. 7mm
  5. 10mm
  6. 7mm
  7. What are the two bone grafting options for increasing BL width of ridge?
  8. What options for vertical bone increase Correct Answer 1.
  • Autogenous (own bone),
  • Allograft (cadaver bone)
  • Caldwell luc (lateral window) for large Augmentation
  • Osteotome/crestal sinus lift What do you need to do before implant surgery for patient taking:
  1. Aspirin
  2. Coumadin Correct Answer 1. Drug holiday
  • Med consult
  • Recent INR

The snap on components for implant level impressions:

  1. What system uses them?
  2. Bone level or tissue level or both?
  3. What about metal copings? Correct Answer 1. Strauman
  4. Tissue level
  5. All types of implants have. For Abutment level, Solid/Direct abutments, are the restorations screw retained or cemented? Correct Answer 1. Cemented Abutment level impressions:
  6. Snap on components used when in strauman?
  7. Metal used when? Correct Answer 1. Single unit
  8. For uni abutment approach Abutment selection is done first for what type of restorations? Correct Answer Abutment level restorations How many "pieces" are assoiciated with each:
  9. SynOcta & Tidesign
  1. Solid/Direct abutment - Abutment level restorations Correct Answer 1. two parts
  2. one part What kind of implant abutments are not indexed? Correct Answer Abutment level restorations: Solid/Direct abutments What are the Abutment level implant abutments called for:
  3. Strauman
  4. Astra Correct Answer 1. Solid abutment
  5. Direct abutment INR doesn't mean anything for a patient taking: Correct Answer 1. Plavix What implant type historically resulted in fibrous encapsulation and infection Correct Answer Blade implants Where is the crown margin on:
  6. Tissue Level
  7. Bone level Correct Answer 1. Implant
  8. Abutment What are the 5 Astra implant body widths? Correct Answer Increases by 0.6 each increment

1. 3.0,

2. 3.6,

3. 4.2,

4. 4.8,

5. 5.4

  1. Potential problems with external hex design (2)?
  2. What system is better? Correct Answer 1. Screw loosening & Microleakage
  3. Internal connection
  4. Vacuform Surgical guide provide MD and FL position but not:
  5. Sleeve Surgical Guide provides all information of placement except: Correct Answer 1. Angulation
  6. Depth What are the 8 implant guide fabrication steps starting at data collection. Correct Answer 1. Data Collection
  7. Implant Consult
  8. Duplication of Casts
  9. Dx Wax up and Vacuuform
  10. Make Radiographic Guide
  11. Review Radiographs
  12. Make Surgical Guide
  1. Surgery
  2. How long do you soak an alginate impression of a cast?
  3. What width vacuform should you use? Correct Answer 1. 5 minutes
  4. 0.2"
  5. What size twist drill do you use on cast for surgical guide fabrication?
  6. How deep do you go into cast with it? Correct Answer 1. 2.2mm
  7. 6mm
  8. What size pin do you radiograph when making surgical guide?
  9. What size do you use when making the vacuform? Correct Answer 1. Short
  10. Long What kind of pin do you use after radiographs to determine correct angulation when making a surgical guide? Correct Answer Stepped pin
  11. What kind of biostar blank do you use to coat the rubber sep when fabricating a surgical guide
  12. After heating, how long do you let the rubber sep cool? Correct Answer 1. 2mm blank
  1. 2 minutes What kind of pin with surgical guide is used for:
  2. Straumann
  3. Astra Correct Answer 1. Stepped pin (2.2 - 3.5)
  4. Long pin (2.2 mm diameter) For a surgical guide, how many teeth does it extend:
  5. Anter & Post
  6. Anter for a distal extension implant
  7. What about radiographic guide? Correct Answer 1. 1 tooth each
  8. 3 teeth anterior
  9. Full arch
  10. Which guide is flexible?
  11. Which is ridgid Correct Answer 1. Radiographic guide

Sleeve for surgical guide diameters:

  1. Inside diameter
  2. Outside diameter Correct Answer 1. 2.2mm
  3. 3.5mm