Chain of Infection
Breaking the chain
Chain of infection: Influenza
Chain of Infection: HIV/AIDS
Misc.
100
The path by which infectious organisms enter the body
What is the portal of entry
100
True or False: by breaking the chain at any of the links, the spread of infection is stopped.
what is true!
100
What is the reservoir for the virus that causes influenza?
What are humans
100
The pathogenic microorganism that causes HIV/AIDS would be considered which link in the chain of infection?
What is infectious agent
100
Name 3 types of people who are at high risk for infectious diseases
what are very young, elderly, and immunocompromised
200

The place where organisms live and remain viable

What is reservoir

200
What technique could be used at link 1 to prevent any further spread of bacteria?
What are antibiotics
200
What is the portal of exit for influenza?
What is the respiratory tract (through coughing, sneezing, etc.)
200

What is the reservoir of HIV/AIDS?

What is humans.

200

True or False: The portal of entry into the host is sometimes the same as the portal of exit from the reservoir

What is true!

300
Bacteria, fungi, parasites and viruses
What are infectious agents
300
What is the best and most common way to break the chain of infection?
What is handwashing!!
300
What is the means of transmission of Influenza?
What is both direct and indirect transmission. When the infected person coughs and another individual inhales the infectious germs it is indirect. Influenza can also be spread through direct means of transmission such as kissing.
300
Means of transmission of HIV/AIDS: direct or indirect?
What is direct transmission
300
Lyme disease is an example of an infection that comes from what type of reservoir?
What is an animal reservoir
400
List the six links in the chain of infection
What is infectious agent, reservoir, portal of exit, means of transmission, portal of entry, and susceptible host
400
Isolation would be an opportunity to stop the spread of infection during which link in the chain?
What is means of transmission
400
What is the portal of entry for the Influenza virus?
What are the mouth and nose?
400
Wearing a condom would break the chain of infection in which link?
What is the means of transmission link
400

True or False: Once the host is infected, he/she may become a reservoir

What is true.

500

Name the three different types of pathogen reservoirs

What are humans, animals, and environment

500
How can healthcare personnel work to prevent the spread of infection?
What is by washing hands, wearing protective equipment such as gloves and face masks, using sterile equipment, and disinfecting the work area after each patient.
500
What makes a host less susceptible to Influenza?
What is the flu shot!
500
Specific examples of what would make an individual a susceptible host of HIV/AIDS?
What is someone who is in direct contact with an infected individual (sexual intercourse, use of same equipment for injecting drugs, mother to child birth transmission)
500
Occurs when microorganisms are transmitted to an object or surface, and then transferred to another person who touches those objects or surfaces
What is indirect transmission
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