Download (ICE) exam for dental assistants 2025–2026 Accurate Real Exam Questions and Answers and more Exams Dentistry in PDF only on Docsity!
(ICE) exam for dental assistants 2025 – 2026
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When using the dry heat sterilizer, timing of the sterilization cycle begins when the - answer>>>correct temperature is reached. According to OSHA, safety measures that should be taken when using bonding materials with potential chemical hazards must be found in a - answer>>>Safety Data Sheet. What is the correct percentage of sodium hypochlorite to water when mixing an intermediate level solution of sodium hypochlorite for surface disinfection? - answer>>>10% bleach The correct steps to take when a glove rips or tears during a procedure are - answer>>>remove the glove, wash and dry hands, place new glove. When instruments cannot be immediately cleaned, they can be placed in a holding solution to - answer>>>prevent drying of blood and organic matter. Gloves are single-use items that are intended to be used during the treatment of - answer>>>no more than one patient. What type of gloves should be worn to protect the hands of dental healthcare personnel during instrument processing and operatory cleanup? - answer>>>utility housekeeping Which of the following best describes the appropriate container for a biopsy specimen? - answer>>>Single-use leakproof container with a biohazard symbol A blood-soaked gauze is an example of - answer>>>regulated or biohazardous waste. Which of the following indicators is placed inside every package of instruments prior to sterilization? - answer>>>Chemical
Besides alcohol, which of the following is a common antimicrobial agent found in hand hygiene products? - answer>>>Chlorohexidine The accessibility of the exposure control plan for employees is the responsibility of the - answer>>>employeer The main purpose of surgical hand antisepsis is to - answer>>>reduce the chance for contamination of the patient if the gloves become punctured or torn. Which of the following diseases can be prevented by immunization? - answer>>>Hepatitis B Prior to sterilization, loose contaminated instruments are processed in an ultrasonic cleaner in order to - answer>>>remove large debris. Routine handwashing for dental healthcare personnel includes the use of - answer>>>water and plain soap Which of the following should be used as a work practice control in the handling of sharps dropped on the floor? - answer>>>Hemostats, cotton pliers, or tongs A dental assistant who receives an accidental exposure on the skin from a contaminated source should first - answer>>>wash the exposed skin with soap and water. An unused dental needle should be disposed of in a - answer>>>sharps container. How must contaminated reusable sharp instruments be transported from the treatment area to the processing area? - answer>>>In a puncture-resistant container that is leakproof on the sides and bottom What infection control category of instruments do metal impression trays fall? - answer>>>Semi-critical
In order to be considered an intermediate-level disinfectant, a germicidal agent must be able to kill/inactivate - answer>>>M. tuberculosis. An appropriate method of ensuring dental healthcare personnel immunizations are complete and current is to - answer>>>conduct an annual review of personnel immunization records. Examination gloves that are contaminated with blood or other potentially infectious materials (OPIM) that could be released during handling should be discarded in what type of waste container? - answer>>>Regulated Sterile packaged instruments must be repackaged and resterilized when the - answer>>>packaging material is compromised. The purpose of a holding solution is to - answer>>>prevent hardening of debris and body fluids on instruments. What is the first step in instrument processing? - answer>>>Cleaning Sharps containers in dental practice settings must be - answer>>>replaced when items reach the marked fill-line on the container. Biofilm often occurs in - answer>>>untreated dental unit waterlines. Which of the following statements most accurately defines engineering controls? - answer>>>Materials and devices that prevent employee exposure to hazardous or infectious substances A used dental anesthetic needle is an example of - answer>>>regulated waste. Who is responsible for obtaining the Material and Safety Data Sheets? - answer>>>Employer
Which of the following is recommended for managing contamination of digital radiographic sensors that cannot be heat sterilized? - answer>>>the use of impervious barriers followed by cleaning and disinfection Oral surgical procedures require dental unit water that is - answer>>>sterile The majority of organisms that make up dental unit waterline biofilm consist of - answer>>>water bacteria. After completing the three-dose hepatitis B vaccination series, when should the vaccinated individual be tested for the proper antibody response? - answer>>>In 1 to 2 months The written Occupational Safety and Health Administration (OSHA) Hazard Communication program describes the - answer>>>hazards and identities of chemicals used in the office. Which of the following organizations regulates sterilization packaging material in the United States? - answer>>>FDA What is the minimum temperature a steam sterilizer should reach to achieve sterilization? - answer>>>121 degrees C Reusable liquid hand soap containers should be - answer>>>emptied and washed before refilling. The primary active agent in the solution used for unsaturated chemical vapor sterilization is - answer>>>formaldehyde Who is responsible for ensuring the labeling of secondary containers of hazardous chemicals? - answer>>>the employer A surgical mask should be changed - answer>>>after every patient.
During a boil-water advisory, it is acceptable to use - answer>>>bottled water for patient rinsing When should chairside environmental barriers be changed? - answer>>>After every patient What is an appropriate delivery method for irrigation during oral surgery? - answer>>>Sterile water in a sterile bulb syringe What should be done if the Safety Data Sheet (SDS) is not available in the office for a given material? - answer>>>Do not use the material until the MSDS is reviewed After patient use, a single-use dental item must be - answer>>>discarded What type of cleaning machine is used to clean contaminated instruments prior to sterilization? - answer>>>Ultrasonic A person with a latent tuberculosis infection will - answer>>>have a positive skin test and no symptoms of active tuberculosis. A scavenger unit is used for respiratory protection during the use of - answer>>>nitrous oxide. One of the most important sources in preventing the spread of disease is proper hygiene of one's - answer>>>hands Sterilized instrument packages should be stored - answer>>>in closed storage cabinets. To prepare for sterilization, the high-speed handpiece and reusable air-water syringe tip should be flushed with water - answer>>>after each patient. For the purposes of infection control, in which category do digital x-ray sensors fall? - answer>>>Semi-critical
Safety Data Sheets (SDSs) are required by OSHA's - answer>>>Hazard Communication Standard. According to OSHA, if an exposure incident to potentially infectious materials occurs, the employer is required to document all of the following EXCEPT the - answer>>>medication given to the source patient. Of the types of adverse reactions associated with latex gloves, which has the most serious potential health consequences? - answer>>>type I hypersensitivity Which of the following is produced by the body in a successful response to the hepatitis B vaccine? - answer>>>Antibody According to the OSHA Bloodborne Pathogens Standard, employers must provide employees with education and training on the standard at least - answer>>>annually Which of the following vaccine-preventable diseases pose the greatest risk of transmission in a dental office setting? - answer>>>Influenza What are the three types of sterilization monitoring? - answer>>>Mechanical, chemical and biological Dental healthcare personnel should avoid wearing jewelry under gloves because jewelry may - answer>>>puncture the gloves. The OSHA Hazard Communication Standard is based on the premise that an employee has the right to know about - answer>>>chemicals in the office. According to the Occupational Safety and Health Administration (OSHA), training on bloodborne pathogens should be provided to the dental staff at a minimum at the time of initial employment and thereafter every - answer>>>year
What is the length of time that employers must maintain Hazard Communication training records? - answer>>>Training records are not required To limit contamination, single-dose, injectable (parenteral) medications should be - answer>>>discarded after each use including leftover contents. According to the OSHA Bloodborne Pathogens Standard, each dental office must have an exposure control plan that is - answer>>>written and reviewed at least once every year. Who is responsible for the evaluation of hazardous chemicals? - answer>>>Chemical manufacturers and importers Which of the following demonstrates an appropriate fill level for a sharps container? - answer>>>3/4 full The mechanism of disease transmission for influenza is - answer>>>droplet. Exposure of dental healthcare personnel to nitrous oxide gases can be reduced by - answer>>>using a scavenging system on the nitrous oxide equipment Which party is responsible for ensuring a Safety Data Sheet is available in the workplace for each hazardous material? - answer>>>employeer Which of the following is the best method for managing components of dental instruments that cannot be detached from the dental unit? - answer>>>Cover with impervious barriers that are changed between each patient. Which method is most effective in preventing contamination of the x-ray unit control panel? - answer>>>Changing barriers after each patient Which of the following greatly reduces or eliminates biofilm in the dental unit water system? - answer>>>Properly using chemical treatments
The primary reason a surgical face mask must be used during a dental procedure is to - answer>>>protect the DHCP from exposure to spatter. Which of the following is included in an exposure control plan? - answer>>>The evaluation of safety devices Which of the following is an example of a clinical contact surface? - answer>>>countertops What is the infection control protocol when working with an HIV-positive patient? - answer>>>use standard precautions The "one-handed scoop" technique while recapping a reusable anesthetic needle is an example of what type of control? - answer>>>work practice Which of the following steam autoclave settings and times are most effective for sterilization of wrapped instruments? - answer>>>121 degrees C (250 degrees F) and 15 psi for 30 minutes The Occupational Safety and Health Administration (OSHA) is the government regulating body concerned with - answer>>>the health and safety of employees. During instrument processing, the ultrasonic unit is intended to - answer>>>clean instruments. According to OSHA, the proper laundering or disposal of outer personal protective clothing (lab coats, gowns, etc.) is the responsibility of the - answer>>>employeer Wearing a punctured glove during patient care may result in which type of microbial contact? - answer>>>direct
During normal use, which of the following is the most likely hazard for a dentist using a curing light? - answer>>>Eye exposure to the light Hepatitis D is a - answer>>>Coinfection with Hepatitis B To maintain the sterility of instruments they must be - answer>>>packaged prior to sterilization. What agency regulates the registration of hospital disinfectants? - answer>>>EPA Which barrier should be removed before temporarily leaving a patient to retrieve supplies? - answer>>>gloves According to the CDC, how long should sterilization monitoring records be kept? - answer>>>As required by state and local regulations What is the main infection control advantage of using a rubber dam? - answer>>>It minimizes the number of oral microbes escaping the patient's mouth. When conducting an infection control training program, the trainer must provide training in the - answer>>>language of and at the literacy level of the employee. Which of the following is recommended to minimize occupational exposure to atmospheric nitrous oxide? - answer>>>Use a properly fitted nasal patient mask In a dental setting, the clinical supply refrigerator may be used for the preservation of: - answer>>>bonding materials. An exposure control plan must be updated - answer>>>annually and when new or modified tasks are introduced.
The material in dental unit waterlines responsible for contaminating the treatment water is commonly referred to as a microbial - answer>>>bioflim Employees must receive training regarding hazardous chemicals at which interval? - answer>>>Upon hire and whenever a new hazard is introduced. According to the Centers for Disease Control and Prevention, patient care items that penetrate soft tissue are categorized as - answer>>>critical. According to the Occupational Safety and Health Administration (OSHA), a bloodborne pathogens training program should include a general explanation of - answer>>>the epidemiology and modes of disease transmission. Routine handwashing removes - answer>>>most of the transient microbes and some of the resident microbes. Sterile surgical gloves sold in the United States must meet the standards of which regulatory agency? - answer>>>FDA According to OSHA, protective eyewear, surgical masks, gloves and gowns or lab coats are
- answer>>>personal protective equipment. The CDC recommends which of the following standards for colony forming units of bacteria (CFU)/mL) in dental treatment water used for routine dental procedures? - answer>>>less than 500 Hands should be washed just before - answer>>>putting on gloves. Patients with a history of an allergy to avocados or banana, are at increased risk of an allergy to - answer>>>latex Solutions used for cooling and irrigating during oral surgical procedures are best delivered through - answer>>>a sterile delivery device.
Ultrasonic cleaning of instruments before sterilization is intended to - answer>>>remove bioburden debris. What type of gloves should be worn to protect the hands of dental healthcare personnel during instrument processing and operatory cleanup? - answer>>>Utility housekeeping Which of the following office training programs includes safety measures when using a hazardous chemical? - answer>>>Written Hazard Communication Which set of precautions is intended to prevent exposure to all body fluids? - answer>>>standard The CDC recommends that dental unit water-lines at least meet the - answer>>>Environmental Protection Agency (EPA) standard for drinking water. Safety Data Sheets (SDSs) include information on the potential hazardous effects of - answer>>>chemicals Which of the following is the best environmental infection control practice for clinical contact surfaces with irregular surfaces (e.g., switches, connections, etc.)? - answer>>>Covering surface with fluid impervious barriers According to OSHA, appropriate protective eyewear must - answer>>>have side shields. The purpose of dating packages of sterilized instruments is to - answer>>>retrieve packs in the event of a sterilization failure. After an exposure incident, the employer must provide the evaluating physician with a description of the - answer>>>employee's relevant job duties According to the OSHA Bloodborne Pathogens Standard, a contaminated sharps container should be - answer>>>puncture resistant and closable.
Which type of hand barrier is appropriate for use while handling used sharp instruments during the cleaning and sterilization processes? - answer>>>Heavy-duty utility gloves Overloading an autoclave may result in an - answer>>>inability of steam to penetrate the materials. Instruments with the greatest risk of transmitting infection are - answer>>>critical instruments. Most microbes in the human mouth are - answer>>>bacterial Heat sterilization of extracted teeth may result in - answer>>>the vaporization of mercury, presenting a health hazard. Which of the following verifies that the sterilization process destroyed all microbes? - answer>>>Negative spore test results A single-use item reduces the risk of disease transmission because it is - answer>>>discarded and not re-used. When processing hinged instruments, it is best to place them in the sterilizer - answer>>>open and unlocked. Which of the following diseases is caused by a bloodborne pathogen? - answer>>>Hepatitis C Reuse of a nonsterile explorer on the next patient can lead to what type of microbial contact? - answer>>>Indirect Which of the following personal protective equipment would best protect the dental healthcare personnel from conjunctivitis? - answer>>>Goggles
While cleaning contaminated instruments, an assistant receives a percutaneous injury to the finger. The assistant should FIRST - answer>>>wash hands with soap and water. Between patients, what is the correct aseptic management of slow-speed handpiece attachments? - answer>>>Clean and sterilize Contaminated waste contains items that have come in contact with - answer>>>body fluids. Which of the following should be used when performing oral surgical procedures? - answer>>>Surgical hand antisepsis, sterile surgeon's gloves and sterile water delivery system Which of the following modes of disease transmission best describes a human bite? - answer>>>Parenteral Alcohol hand rubs are intended - answer>>>for hands that are not visibly soiled.
