NC DENTAL LAWS INFECTION COMPREHENSIVE
QUESTIONS AND ANSWERS SET A+
✔✔It is suggested that health care personnel should restrict their practice (or exclude
themselves from duty) if infected with any of the following conditions EXCEPT:
A. Conjunctivitis
B. Hepatitis A
C. Hepatitis B
D. Active Tuberculosis - ✔✔Hepatitis B or Hepatitis C
✔✔An ideal overgarment is one that
A. Has no pockets to hold instruments or other sharp instruments that must be removed
before laundering
B. Ties in the back and can be left somewhat open for ventilation
C. Covers up the collar area to protect against splatter
D. All of the above - ✔✔Covers up the collar area to protect against splatter
✔✔Which is an enforcement agency that regularly inspects dental offices at random or
in response to an employee complaint?
A. FDA (Food and Drug Administration)
B. CDC (Center for Disease Control)
C. OSHA (Occupational Safety and Health Administration)
D. DEHNR (Dept. of Environment, Health, and Nat. Resources) - ✔✔OSHA
✔✔The process by which all forms of life are completely destroyed is:
A. chemical disinfection
B. sterilization
C. ultrasonic cleaning
D. bio-burden disinfection - ✔✔Sterilization
✔✔If an autoclave bag is found to have punctured, the
,A. hole should be sealed with autoclave tape
B. expiration date should be changed
C. instruments should be cleaned, wrapped, and re-sterilized
D. instruments should be re-packaged using transfer forceps - ✔✔Instruments should
be cleaned, wrapped, and re-sterilized
✔✔What is the best way to prevent disease transmission between patients?
A. Scrub instruments with soap and water
B. Sterilize instruments in the autoclave
C. Sterilize instruments in special immersion solution
D. Disinfect instruments in disinfectant solution - ✔✔Sterilize instruments in the
autoclave
✔✔As a result of aerosols and splatter from procedures all operatory surfaces are
subject to contamination
A. True
B. False - ✔✔True
✔✔All instruments are autoclaved unless:
A. you have too few, then disinfection is sufficient
B. instruments cannot withstand heat sterilization
C. you are not sure
D. manufacturer tells you it is not necessary - ✔✔Instruments cannot withstand heat
sterilization
✔✔If you are exposed to potentially infectious materials on the job, you may request a
vaccine for which blood borne disease?
A. HIV
B. Syphillis
C. Hepatitis B
D. Brucellosis - ✔✔Hepatitis B
✔✔Which of the following is not a disinfectant accepted by the CDC?
A. Alcohol (ie. 60-70% ethanol)
B. Benzalkonium (Zephiran) chloride
C. Sodium Hypochlorite (approximately 5% diluted from 1 to 10 to 1 to 100 depending
on the amount of soil)
D. Complex phenols (.3% total concentrate of phenyl phenols and benzylchlorophenol
in water) - ✔✔Alcohol (ie. 60-70% ethanol)
, ✔✔After use on a patient, handpieces must be flushed to discharge water and air for a
minimum of
A. ten seconds
B. thirty seconds
C. one minute
D. five minutes - ✔✔Thirty seconds
✔✔The tape or indicator on the instrument pack, that turns color in the sterilizer,
indicates that the contents were
A. disinfected
B. exposed to heat
C. sterilized
D. washed before processing - ✔✔Sterilized
✔✔Because it kills all microorganisms, the best method for preventing disease
transmission is:
A. disinfection
B. glutaraldehyde
C. ultrasonic cleaning
D. sterilization - ✔✔Sterilization
✔✔According to the CDC, once successfully vaccinated against HBV, how often is a
booster shot recommended?
A. Every 5 years
B. Every 10 years
C. After possible HBV exposure
D. No booster is recommended - ✔✔No booster shot is recommended
✔✔Universal precautions specify which of the following:
A. Wearing protective eyewear for infectious patients
B. Taking a careful, thorough medical history for every patient to determine which
patients are infectious and require the most precautions
C. Treating all patients, all human blood and body fluids from all persons as infectious
D. Having the Hepatitis B vaccine to protect personnel from all infectious patients -
✔✔Treating all patients, all human blood and body fluids from all persons as infectious
✔✔Hepatitis B is found in which of the following body fluids:
A. Saliva
B. Blood
C. Semen and vaginal secretions
D. All of the above - ✔✔All of the above
QUESTIONS AND ANSWERS SET A+
✔✔It is suggested that health care personnel should restrict their practice (or exclude
themselves from duty) if infected with any of the following conditions EXCEPT:
A. Conjunctivitis
B. Hepatitis A
C. Hepatitis B
D. Active Tuberculosis - ✔✔Hepatitis B or Hepatitis C
✔✔An ideal overgarment is one that
A. Has no pockets to hold instruments or other sharp instruments that must be removed
before laundering
B. Ties in the back and can be left somewhat open for ventilation
C. Covers up the collar area to protect against splatter
D. All of the above - ✔✔Covers up the collar area to protect against splatter
✔✔Which is an enforcement agency that regularly inspects dental offices at random or
in response to an employee complaint?
A. FDA (Food and Drug Administration)
B. CDC (Center for Disease Control)
C. OSHA (Occupational Safety and Health Administration)
D. DEHNR (Dept. of Environment, Health, and Nat. Resources) - ✔✔OSHA
✔✔The process by which all forms of life are completely destroyed is:
A. chemical disinfection
B. sterilization
C. ultrasonic cleaning
D. bio-burden disinfection - ✔✔Sterilization
✔✔If an autoclave bag is found to have punctured, the
,A. hole should be sealed with autoclave tape
B. expiration date should be changed
C. instruments should be cleaned, wrapped, and re-sterilized
D. instruments should be re-packaged using transfer forceps - ✔✔Instruments should
be cleaned, wrapped, and re-sterilized
✔✔What is the best way to prevent disease transmission between patients?
A. Scrub instruments with soap and water
B. Sterilize instruments in the autoclave
C. Sterilize instruments in special immersion solution
D. Disinfect instruments in disinfectant solution - ✔✔Sterilize instruments in the
autoclave
✔✔As a result of aerosols and splatter from procedures all operatory surfaces are
subject to contamination
A. True
B. False - ✔✔True
✔✔All instruments are autoclaved unless:
A. you have too few, then disinfection is sufficient
B. instruments cannot withstand heat sterilization
C. you are not sure
D. manufacturer tells you it is not necessary - ✔✔Instruments cannot withstand heat
sterilization
✔✔If you are exposed to potentially infectious materials on the job, you may request a
vaccine for which blood borne disease?
A. HIV
B. Syphillis
C. Hepatitis B
D. Brucellosis - ✔✔Hepatitis B
✔✔Which of the following is not a disinfectant accepted by the CDC?
A. Alcohol (ie. 60-70% ethanol)
B. Benzalkonium (Zephiran) chloride
C. Sodium Hypochlorite (approximately 5% diluted from 1 to 10 to 1 to 100 depending
on the amount of soil)
D. Complex phenols (.3% total concentrate of phenyl phenols and benzylchlorophenol
in water) - ✔✔Alcohol (ie. 60-70% ethanol)
, ✔✔After use on a patient, handpieces must be flushed to discharge water and air for a
minimum of
A. ten seconds
B. thirty seconds
C. one minute
D. five minutes - ✔✔Thirty seconds
✔✔The tape or indicator on the instrument pack, that turns color in the sterilizer,
indicates that the contents were
A. disinfected
B. exposed to heat
C. sterilized
D. washed before processing - ✔✔Sterilized
✔✔Because it kills all microorganisms, the best method for preventing disease
transmission is:
A. disinfection
B. glutaraldehyde
C. ultrasonic cleaning
D. sterilization - ✔✔Sterilization
✔✔According to the CDC, once successfully vaccinated against HBV, how often is a
booster shot recommended?
A. Every 5 years
B. Every 10 years
C. After possible HBV exposure
D. No booster is recommended - ✔✔No booster shot is recommended
✔✔Universal precautions specify which of the following:
A. Wearing protective eyewear for infectious patients
B. Taking a careful, thorough medical history for every patient to determine which
patients are infectious and require the most precautions
C. Treating all patients, all human blood and body fluids from all persons as infectious
D. Having the Hepatitis B vaccine to protect personnel from all infectious patients -
✔✔Treating all patients, all human blood and body fluids from all persons as infectious
✔✔Hepatitis B is found in which of the following body fluids:
A. Saliva
B. Blood
C. Semen and vaginal secretions
D. All of the above - ✔✔All of the above
