CNOR Infection Prevention and Control 3

Question 1

Which personal protective equipment (PPE) combination is required when handling a patient with active pulmonary tuberculosis in the OR?

Accepted Answer

N95 respirator, gown, gloves, and eye protection

Answer

Airborne precautions for TB require a fit-tested N95 or higher respirator along with gown, gloves, and eye protection.

Question 2

Which action best prevents the transmission of Clostridioides difficile (C. diff) in the perioperative environment?

Accepted Answer

Handwashing with soap and water rather than alcohol-based hand rub

Answer

C. diff spores are resistant to alcohol; soap and water physically remove spores from hands and are required for C. diff precautions.

Question 3

A surgical technologist has a needlestick injury during a case. What is the first action to take?

Accepted Answer

Immediately remove glove, wash the wound with soap and water, and report to supervisor

Answer

Immediate wound washing with soap and water followed by prompt reporting initiates the exposure response protocol.

Question 4

What is the recommended room air exchange rate per hour in an operating room to reduce airborne contamination?

Accepted Answer

A minimum of 15 air changes per hour, with at least 3 of outdoor air

Answer

AORN and CDC guidelines recommend a minimum of 15 total air changes per hour with at least 3 fresh outdoor air changes in the OR.

Question 5

Which type of wound is considered a Class III (contaminated) surgical wound?

Accepted Answer

Open traumatic wound with gross spillage from the GI tract

Answer

Class III wounds include open traumatic wounds, operations with major breaks in sterile technique, or gross GI spillage.

CNOR - Certification Exam Practice Test