Chain of Infection

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Ms. Compton

HCP II

Multiple Choice

What is the second link in the chain of infection?

• pathogen

• portal of entry

• reservoir

• susceptible host

Multiple Choice

What is the third link in the chain of infection?

• portal of exit

• mode of transmission

• portal of entry

• susceptible host

Multiple Choice

What is the fourth link in the chain of infection?

• portal of entry

• mode of transmission

• reservoir

• susceptible host

Multiple Choice

What is the fifth link in the chain of infection?

• Mode of transmission

• Reservoir

• Pathogen

• Portal of entry

Multiple Choice

What is the sixth link in the chain of infection?

• pathogen

• susceptible host

• reservoir

• infectious organism

Multiple Choice

A healthcare worker washes their hands after leaving the patient's room. What four links in the chain of infection are they breaking?

• pathogen, mode of transmission, reservoir, susceptible host

• portal of entry, portal of exit, pathogen, susceptible host

• reservoir, portal of exit, mode of transmission, portal of entry

• portal of exit, susceptible host, mode of transmission, pathogen

Multiple Choice

A health care worker bandages the wound of a client who has a MRSA (methicillin resistant staph aureus) infection. They break all of the following links EXCEPT:

• Portal of exit

• Pathogen

• Mode of transmission

• Portal of entry

Multiple Select

of a patient with tuberculosis in the emergency room. Select the two chains of infection is the health care worker breaking.

• portal of exit

• susceptible host

• reservoir

• mode of transmission

Multiple Choice

A health care worker protects the heels and elbows of a client to prevent skin breakdown. What link in the chain of infection are they breaking?

• Portal of entry

• Infectious agent

• Mode of transmission

• Susceptible host

Multiple Choice

When should you wear a protective gown in the healthcare setting?

• Only when in a surgical setting

• Only when disposing of blood contaminated items

• Anytime there is risk of contact with body fluids

• Never

Multiple Choice

When can a mask be reused/reworn?

• When it is worn for less than 5 hours

• When it is not visibly soiled

• Always

• Never

Multiple Choice

How many times can you wear a pair of gloves before discarding?

• once

• twice

• three times

• four times