ABA Safety and Infection Control 2

Question 1

A patient with active pulmonary tuberculosis requires emergency surgery. Which respiratory precaution is MOST appropriate for the OR team?

Accepted Answer

N95 respirators with fit-testing for all personnel

Answer

N95 respirators (or higher) are required for airborne precautions when caring for patients with active TB during aerosol-generating procedures.

Question 2

Which of the following is the MOST effective method to prevent transmission of Clostridioides difficile in the perioperative setting?

Accepted Answer

Soap and water hand washing

Answer

Alcohol-based hand sanitizers are ineffective against C. difficile spores; soap and water physically removes spores from hands.

Question 3

During a 'time-out' procedure prior to surgery, which of the following is a core component according to The Joint Commission?

Accepted Answer

Confirmation of correct patient, site, and procedure

Answer

The Universal Protocol time-out requires confirmation of correct patient identity, surgical site, and planned procedure before incision.

Question 4

What is the primary purpose of maintaining positive pressure ventilation in the operating room?

Accepted Answer

To prevent outside contaminants from entering the sterile field

Answer

Positive pressure in the OR keeps potentially contaminated corridor air from flowing in, protecting the sterile surgical field.

Question 5

A reusable laryngoscope blade should undergo which level of reprocessing between patients?

Accepted Answer

High-level disinfection or sterilization

Answer

Laryngoscope blades contact mucous membranes and require high-level disinfection (or sterilization) between uses to eliminate pathogens.

(ABA) American Board of Anesthesiology Practice Test