APHA Injection Safety & Infection Control

Question 1

What needle length is recommended for intramuscular (IM) vaccine administration in the deltoid of an average adult weighing 130–152 lbs?

Accepted Answer

1 inch (25 mm)

Answer

CDC/ACIP recommends a 1-inch (25 mm) needle for deltoid IM injections in adults of average weight; length increases for heavier individuals.

Question 2

According to Standard Precautions, gloves should be worn during vaccine administration:

Accepted Answer

Whenever contact with blood or body fluids is possible

Answer

Standard Precautions require gloves whenever contact with blood or body fluids is anticipated, regardless of the patient's known infection status.

Question 3

What is the preferred method of hand hygiene before administering vaccines when hands are not visibly soiled?

Accepted Answer

Alcohol-based hand sanitizer containing at least 60% alcohol

Answer

CDC recommends alcohol-based hand rubs (≥60% alcohol) as the preferred method of hand hygiene when hands are not visibly soiled.

Question 4

Which practice best prevents needlestick injuries in an immunization setting?

Accepted Answer

Using safety-engineered needles and activating the safety device immediately after withdrawal

Answer

OSHA requires safety-engineered needles and mandates immediate activation of safety devices after needle withdrawal to minimize needlestick risk.

Question 5

Used needles and syringes must be discarded immediately into:

Accepted Answer

Puncture-resistant, leak-proof sharps containers

Answer

OSHA requires all contaminated sharps to be discarded in puncture-resistant, leak-proof sharps containers to prevent injury and exposure.

(APHA) American Public Health Association Immunization Certification Practice Test