EMTs should wear high-efficiency particulate air (HEPA) respirators when they are in contact with patients who have which of the following?
A . HIV or AIDS
B . Tuberculosis
C . Open wounds
D . Hepatitis B
Answer: B
Explanation:
High-efficiency particulate air (HEPA) respirators are worn when in contact with patients who have airborne infections, such as tuberculosis. HIV/AIDS and hepatitis B are both blood borne pathogens. Contaminants from open wounds would also be blood borne.