UPDATED Exam Questions and CORRECT
Answers
Which pathogen is transmitted via inhalation of airborne droplet nuclei? - CORRECT
ANSWER - Mycobacterium tuberculosis
Which is transmitted by the consumption of contaminated food or water? - CORRECT
ANSWER - Hepatitis A virus
Which is an example of personal protective equipment (PPE)? - CORRECT ANSWER -
Gloves
What term is defined as the strength or ability of a pathogen to produce disease? - CORRECT
ANSWER - Virulence
What type of transmission occurs via contaminated dental instruments, equipment, or records? -
CORRECT ANSWER - Indirect
If an inanimate object transmits disease it is termed a _____? - CORRECT ANSWER -
Vehicle
How is Mycobacterium tuberculosis transmitted? - CORRECT ANSWER - Airborne
particles
An employee who declines the _____ vaccination must sign a declination form that the employer
keeps on file. - CORRECT ANSWER - HBV
Which is the best protection against hepatitis B virus (HBV) infection? - CORRECT
ANSWER - HBV vaccination
, Which type of immunity occurs as a result of vaccination? - CORRECT ANSWER -
Artificial
Which diagnostic test is used to determine active tuberculosis? - CORRECT ANSWER -
Chest x-ray examination
Which is the first item of personal protective equipment (PPE) removed after the completion of a
dental treatment procedure? - CORRECT ANSWER - Gloves
Which is the recommended length of natural nail tips? - CORRECT ANSWER - 1/4 inch
Which should occur after the removal of an alginate impression from a patient's mouth? -
CORRECT ANSWER - Spray the impression with a disinfectant
Which is a single-use disposable item? - CORRECT ANSWER - Face mask
Which item is placed in the hazardous waste (symbol pictured) after use? - CORRECT
ANSWER - Blood-soaked gauze
Which is an example of direct disease transmission? - CORRECT ANSWER - Contact
with oral fluids
Which is spread by droplet transmission? - CORRECT ANSWER - Tuberculosis
Which type of disease transmission can occur if a dental assistant receives a needlestick? -
CORRECT ANSWER - Parenteral
Which can produce droplet transmission of disease? - CORRECT ANSWER - High-speed
handpiece