CBIC Test 2

Question 1

Which type of isolation precaution is required for a patient with confirmed pulmonary tuberculosis?

Accepted Answer

Airborne precautions

Answer

Pulmonary tuberculosis is transmitted via airborne particles and requires airborne precautions including a negative-pressure room and N95 respirator.

Question 2

An infection preventionist is reviewing surgical site infection (SSI) rates. Which denominator is most appropriate for calculating SSI rates?

Accepted Answer

Number of surgical procedures performed

Answer

SSI rates are expressed per number of surgical procedures because each procedure represents one opportunity for infection.

Question 3

Which disinfectant level is required to reprocess a semicritical medical device?

Accepted Answer

High-level disinfection

Answer

Semicritical items that contact mucous membranes require high-level disinfection to eliminate all microorganisms except bacterial spores.

Question 4

A cluster of Clostridium difficile infections is identified on a medical-surgical unit. Which environmental cleaning agent is most appropriate?

Accepted Answer

EPA-registered sporicidal disinfectant (e.g., sodium hypochlorite)

Answer

C. difficile spores are resistant to most disinfectants and require EPA-registered sporicidal agents such as diluted bleach for effective environmental decontamination.

Question 5

Which metric best describes the proportion of a population that has a disease at a specific point in time?

Accepted Answer

Point prevalence

Answer

Point prevalence measures the proportion of a population with a disease at one specific moment in time.

CBIC - Certification Board of Infection Control Practice Test

CBIC - Certification Board of Infection Control Practice Test

CBIC Test 2