ADAP Infection Control 2

Question 1

Which CDC transmission-based precaution category applies to tuberculosis (TB) in a dental setting?

Accepted Answer

Airborne precautions

Answer

TB requires airborne precautions because M. tuberculosis is spread via small respiratory droplet nuclei that remain suspended in air.

Question 2

What is the minimum temperature required for steam autoclave sterilization at standard pressure (15 psi)?

Accepted Answer

250°F (121°C)

Answer

Standard gravity-displacement steam autoclaves operate at 121°C (250°F) at 15 psi for a minimum of 15–30 minutes.

Question 3

A dental assistant recaps a needle after an injection. Which technique is the SAFEST recapping method if recapping is necessary?

Accepted Answer

Using a needle cap holder device

Answer

A needle cap holder (mechanical recapping device) is the safest option; if unavailable, the one-handed scoop technique is preferred over two-handed recapping.

Question 4

Which of the following is classified as a critical dental instrument?

Accepted Answer

Periodontal probe

Answer

Critical instruments penetrate soft tissue or bone and must be heat-sterilized; the periodontal probe contacts subgingival tissue and bone.

Question 5

What does the term 'dental unit waterline biofilm' refer to?

Accepted Answer

A microbial community that forms on the interior surfaces of water delivery tubing

Answer

Dental unit waterline biofilm is a structured community of microorganisms attached to the inner walls of narrow-bore water tubing, potentially contaminating water sprayed on patients.

(ADAP) Alternative Dental Assisting Program Practice Test

(ADAP) Alternative Dental Assisting Program Practice Test

ADAP Infection Control 2