Title: Chapter 06: Test Generator Questions
Course: DEH 2821 Medically-Compromised Patient

Q: Which standard precaution or precautions may be used to inactivate an infectious agent and break the chain of disease transmission?
- Handwashing
- Disinfection
- The use of barriers
- Handwashing and disinfection
A: Handwashing and disinfection

Q: Utility or heavy-duty gloves are used for which of the following procedures?
- Examination of the patient's extraoral areas
- Examination of the intraoral cavity (mouth)
- Clean-up and set-up of the dental operatory only
- Processing of contaminated dental instruments only
- Clean-up and set-up of the dental operatory and processing of contaminated dental instruments
A: Clean-up and set-up of the dental operatory and processing of contaminated dental instruments

Q: Which of the following is an autoclave?
- It is a chemical vapor sterilizer
- It is sterilization achieved by steam under pressure
- It is a dry heat sterilizer
- It is a washer/thermal disinfector
A: It is sterilization achieved by steam under pressure

Q: Which of the following is an advantage of sterilization by steam under pressure?
- Will not corrode carbon steel instruments
- Most economical
- Suitable for oils or powders
- Effective for small metal instruments enclosed in special containers
A: Most economical

Q: Of the following methods of sterilization, which one requires the longest time to complete?
- Chemical vapor
- Dry heat
- Gravity displacement autoclave
- Prevacuum autoclave
A: Dry heat

Q: Which of the following statements is true?
- Autoclaving at a temperature of 160°F may destroy the sharp edges of cutting instruments
- Indicator tape does not serve to test for true sterilization
- Instruments will be sterilized in an ultrasonic machine
- Oils, waxes, and powders must be sterilized in a moist heat machine
A: Indicator tape does not serve to test for true sterilization

Q: A. Organic debris left on an instrument may prevent sterilization from occurring. B. In a dry heat sterilizer timing begins when instruments are placed in the sterilizer and it is turned on.
- Statement A is correct and statement B is correct
- Statement A is correct and statement B is incorrect
- Statement A is incorrect and statement B is correct
- Statement A is incorrect and statement B is incorrect
A: Statement A is correct and statement B is incorrect

Q: Which of the following should you do when cleaning and disinfecting environmental surfaces in the operatory?
- Use small sponges
- Spray and leave the surfaces wet when finished
- Do not scrub vigorously
- Use only one sponge at a time
A: Spray and leave the surfaces wet when finished

Q: Which of the following is the least preferred method of precleaning instruments before sterilization?
- Manual cleaning
- Washer/thermal disinfector
- Ultrasonic processing
- All precleaning methods are equally preferable
A: Manual cleaning

Q: A. High-level disinfectants inactivate spores and all forms of bacteria, fungi, and viruses. B. Intermediate-level disinfectants inactivate all forms of microorganisms but do not destroy spores.
- Statement A is correct and statement B is correct
- Statement A is correct and statement B is incorrect
- Statement A is incorrect and statement B is correct
- Statement A is incorrect and statement B is incorrect
A: Statement A is correct and statement B is correct

Q: Which of the following would not be correct procedure after an exposure incident?
- Immediately wash the wound with soap and water
- Squeeze the wound to express as much blood as possible
- Report to designated official and complete an incident report as required
- Follow the required predetermined, posted procedures of the clinic, institution, or other workplace
A: Squeeze the wound to express as much blood as possible

Q: Criteria for the selection of an ideal disinfectant include all of the following except one. Which one is the exception?
- Bactericidal
- EPA approval
- Unique odor
- Virucidal
A: Unique odor

Q: Which of the following is the best recommendation for preparation of disinfectants?
- Follow manufacturer's directions
- Each clinic day prepare new solution with warm tap water
- At the beginning of each week dispose of previous week's solution and prepare new solution
- Combine two solutions to active disinfectant solution and keep for 30 days
- Take previous solution and add new solution to it to make up enough for the day
A: Follow manufacturer's directions

Q: Which of the following are characteristics of an ideal disinfectant?
- Economical and broad-spectrum antimicrobial
- Nonstaining and unique odor
- Nonirritating to human tissue and no residual effect on treated surfaces
- Slow duration and toxic
- May corrode metallic surfaces and causes disintegration of plastics and fabric
A: Economical and broad-spectrum antimicrobial

Q: Which of the following is the proper order for processing contaminated instruments?
- Package for sterilizing, place cassette in ultrasonic cleaner, rinse and dry instruments, hand scrub as necessary
- Place cassette in ultrasonic cleaner, hand scrub as necessary, rinse and dry instruments, package for sterilizing
- Rinse and dry instruments, package for sterilizing, hand scrub as necessary, place cassette in ultrasonic cleaner,
- Hand scrub as necessary, place cassette in ultrasonic cleaner, package for sterilizing, Rinse and dry instruments
A: Place cassette in ultrasonic cleaner, hand scrub as necessary, rinse and dry instruments, package for sterilizing

Q: A. Preprocedural rinsing and other oral hygiene measures help to prevent the spread of communicable diseases. B. Preprocedural rinsing and other oral hygiene measures decrease the number of microorganisms in the oral cavity.
- Statement A is correct and statement B is correct
- Statement A is correct and statement B is incorrect
- Statement A is incorrect and statement B is correct
- Statement A is incorrect and statement B is incorrect
A: Statement A is correct and statement B is correct