Infection control test 1 Exam Questions And
Answers |Latest 2025 | Guaranteed Pass.
For disease transmission to take place, there must be a pathogen present in sufficient quantity,
a reservoir for microorganisms, a mode of transmission, and: - Answer✔A susceptible individual
The infection that is not spread by airborne transmission is? - Answer✔Hepatitis C
Bloodborne transmission of certain viruses, such as human immunodeficiency virus (HIV), can
occur through cuts, punctures, and: - Answer✔Spatter of blood onto mucous membranes
An unvaccinated dental health care worker is at greatest risk of exposure to which
microorganism during dental treatment procedures ? - Answer✔Hepatitis B
What is not a protocol for standard precautions? - Answer✔Relying on the patients health
history as an indication of risk
What is a recommended method used to prevent surface contamination? - Answer✔Use of a
surface barrier
What is an unsafe practice in recapping of a needle? - Answer✔A two-handed scoop method
for maximal control
Patients who are infected with HIV or AIDS are: - Answer✔.protected from discrimination by
the Americans with Disabilities Act.
A dental assistant has completed the series of injections for hepatitis B vaccination. The next
step is to: - Answer✔Get a blood test for HBV antibodies
If patients indicate on their health history that they have active tuberculosis, this means that: -
Answer✔they should not have elective treatment performed in the dental office.
Which type of gloves does the CDC recommend for surgical procedures? - Answer✔Sterile
How much time should a surgical hand scrub take the dental assistant to preform? - Answer✔2-
6 minutes
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When a dental assistant is cleaning instruments, what type(s) of personal protective equipment
should be worn? - Answer✔Safety glasses, utility gloves, face mask, and protective gown
Disposable devices, such as saliva ejector tips can be reused if? - Answer✔They are not to be
reused, as they are single use devices.
What is not true about disposable devices - Answer✔The reduce the amount of waste
produced by a dental practice
Even though dental laboratory disinfects impressions and appliances that are received from the
dental office, the responsibility of the dental office is to: - Answer✔Disinfect every item that is
sent to the laboratory
Whenever there is potential for spatter or splash of blood or saliva during dental treatment, the
clinical team members must wear which of the following personal protective equipment? -
Answer✔Gloves, face masks, safety glasses, and protective gowns
Alcohol hand rubs are most effective in dental settings when: - Answer✔there is no debris on
the hands of the dental assistant
Artificial nails are not recommended in dental settings because they: - Answer✔Have been
linked to disease transmission in health care settings
Hand lotions with petroleum or oil-based ingredients should not be used in a dental office
because these products can: - Answer✔weaken the glove material, especially latex
When patient treatment is completed, the dental assistant should: - Answer✔remove and
dispose of gloves and face mask and wash hands.
What is not true of chin-length face shields? - Answer✔Can be used in place of safety glasses
and face masks
If a glove tears during patient treatment, the dental assistant should: - Answer✔Remove the
gloves, wash hands and don a new pair of gloves
When leaving the dental office at night, what should the dental assistant do with his or her
laboratory coat? - Answer✔Place it in a container with a biohazard label for laundry in the
office.
What type of soap is not acceptable for handwashing in dental care settings? -
Answer✔Antimicrobial bar soap
What are the steps in handwashing process (in order)? - Answer✔Wet hands with water, apply
soap, rub hands for 15 seconds, rinse and dry hands
What type of gloves can be washed and reused in dentistry? - Answer✔Nitrile utility gloves
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