INFC 180 LO2

Define normal flora.

Answer explanation

Microorganisms that establish more or less permanent residence on a particular area of the body. They do not produce disease under normal circumstances.

Bacteria on area not normally found; no multiplication and no disease. Easily resolved by washing or cleaning.

• Contamination

• Colonization

• Infection

New bacterial growth but no damage to host or disease occurs.

• Contamination

• Colonization

• Infection

Microorganisms have invaded host and begun to grow.

• Contamination

• Colonization

• Infection

Exotoxins are produced by Gram _______ bacteria.

Endotoxins are produced by Gram _______ bacteria.

True or false. A fomite is an example of vector transmission.

• True

• False

Answer explanation

False. This is an example of indirect contact transmission.

An infection acquired during a hospital stay is called a ______ infection.

The three types of reservoirs for infection are human, animal, and ________.

A chronic carrier is a person who has carried an organism for greater than _____ months.