Free CBIC Infection-Control Exam Questions

Question 1

A city has a population of 150.000. Thirty new cases of tuberculosis (TB) were diagnosed in the city last year. These now cases brought the total number of active TB cases in the city last year to 115. Which of the following equations represents the incidence rate tor TB per 100.000 in that year?

A : (30 ÷ 150.000) x 100.000 = X

B : (30÷ 150.000) x 100 = X

C : (115 ÷ 150.000) x 100.000 - X

D : (115 ÷ 100.000) x 100 = X

Answer: A

Question 2

Which of the following individuals should be excluded from receiving live attenuated influenza virus?

A : Pregnant persons

B : Healthy persons aged 2 to 49

C : Persons with allergies to chicken feathers

D : Persons simultaneously receiving an inactivated vaccine

Answer: A

Question 3

In which of the following ways is human immunodeficiency virus similar to the Hepatitis B virus?

A : The primary mechanism of transmission for both is maternal-fetal

B : Needlestick exposure leads to a high frequency of healthcare worker infection

C : Transmission may occur from asymptomatic carriers

D : The risk of infection from mucous membrane exposure is the same

Answer: C

Question 4

A city has a population of 150.000. Thirty new cases of tuberculosis (TB) were diagnosed in the city last year. These now cases brought the total number of active TB cases in the city last year to 115. Which of the following equations represents the incidence rate tor TB per 100.000 in that year?

A : (30 ÷ 150.000) x 100.000 = X

B : (30÷ 150.000) x 100 = X

C : (115 ÷ 150.000) x 100.000 - X

D : (115 ÷ 100.000) x 100 = X

Answer: A

Question 5

An infection preventionist (IP) is informed of a measles outbreak in a nearby community. What is the IP’s FIRST priority when working with Occupational Health?

A : Isolate employees who have recently traveled to areas with measles outbreaks.

B : Reassign employees who are pregnant from caring for patients with suspected measles.

C : Verify that employees in high-risk exposure areas of the facility have adequate immunity to measles.

D : Set up a mandatory vaccination clinic in collaboration with Occupational Health and local public health partners.

Answer: C