Infection Control & Prevention Flashcards
7 cards from real Radiation Health and Safety Test practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Infection Control & Prevention flashcards as text
What is the recommended hand hygiene method when hands are not visibly soiled?
Answer: Alcohol-based hand rub with at least 60% alcohol
CDC supports alcohol-based rubs when hands are not visibly soiled.
Which surfaces are classified as clinical contact surfaces in a radiography operatory?
Answer: Exposure button, tubehead and chair controls touched during the procedure
Surfaces touched during care can transfer microorganisms and need barriers or disinfection.
A surface disinfectant used in the operatory should be:
Answer: EPA-registered and hospital-grade with tuberculocidal claim
A tuberculocidal, EPA-registered disinfectant is the standard for clinical surfaces.
The Spaulding classification categorizes instruments based on:
Answer: Risk of infection from their use
Critical, semicritical and noncritical categories reflect the infection risk from each item.
Which method is considered the most reliable for sterilizing heat-stable items?
Answer: Steam under pressure (autoclave)
Steam autoclaving kills all microorganisms including spores.
How is a sterilizer's effectiveness verified?
Answer: Weekly biological monitoring with spore tests
Spore testing is the only method confirming that sterilization killed resistant organisms.
Which of these is a noncritical item in radiography?
Answer: Lead apron
Noncritical items touch only intact skin or no patient at all.
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