CPT Safety & Infection Control 2

Question 1

When grinding or sanding prosthetic components, which PPE is MOST critical to prevent respiratory harm?

Accepted Answer

N95 respirator or dust mask

Answer

Grinding generates fine particulate dust that can cause respiratory damage, making an N95 respirator the most critical protective equipment.

Question 2

A prosthetic technician notices a crack in their nitrile glove mid-procedure. What is the correct action?

Accepted Answer

Stop, remove gloves, perform hand hygiene, and don new gloves

Answer

A compromised glove barrier must be replaced immediately; the technician must remove the gloves, perform hand hygiene, and don a new pair.

Question 3

Which disinfectant concentration of isopropyl alcohol is most effective for surface decontamination in a prosthetics lab?

Accepted Answer

70%

Answer

70% isopropyl alcohol is the most effective concentration because some water is needed to facilitate protein denaturation in microorganisms.

Question 4

OSHA's Bloodborne Pathogen Standard (29 CFR 1910.1030) requires employers to offer which vaccination to exposed workers at no cost?

Accepted Answer

Hepatitis B

Answer

OSHA mandates that employers offer the Hepatitis B vaccine series free of charge to workers with occupational exposure to bloodborne pathogens.

Question 5

After trimming a patient's residual limb cast, the workspace is contaminated with skin cells and debris. The FIRST step is to:

Accepted Answer

Remove gross debris with a disposable cloth, then disinfect

Answer

Gross debris must be removed before disinfection because organic material can inactivate disinfectants and prevent effective kill.

(CPT) Certified Prosthetic Technician Practice Test