CBIC Infection Prevention 2

Question 1

Which transmission-based precaution category requires patients to be placed in a negative-pressure isolation room?

Accepted Answer

Airborne precautions

Answer

Airborne precautions require a negative-pressure room with at least 12 air changes per hour to prevent spread of pathogens such as M. tuberculosis and measles.

Question 2

A nurse develops a needlestick injury while drawing blood from an HIV-positive patient. According to CDC guidelines, post-exposure prophylaxis (PEP) should ideally be started within:

Accepted Answer

72 hours

Answer

PEP should be initiated as soon as possible, ideally within hours, but remains effective if started within 72 hours of exposure.

Question 3

Which of the following is the MOST important element of a successful hand hygiene program in a healthcare setting?

Accepted Answer

Providing alcohol-based hand rub at every point of care

Answer

Ensuring alcohol-based hand rub is accessible at every point of care is the single most impactful structural intervention to improve hand hygiene compliance.

Question 4

The term 'healthcare-associated infection' (HAI) is defined as an infection that occurs:

Accepted Answer

Within 48 hours of hospital admission or 3 days after discharge

Answer

An HAI is an infection not present or incubating at admission that develops 48+ hours after admission, within 3 days of discharge, or 30 days after surgery.

Question 5

Which isolation precaution level is required for a patient diagnosed with Clostridioides difficile infection?

Accepted Answer

Contact precautions

Answer

C. difficile is spread via the fecal-oral route through contact with spores, requiring contact precautions including gown and gloves.

CBIC - Certification Board of Infection Control Practice Test

CBIC - Certification Board of Infection Control Practice Test

CBIC Infection Prevention 2