After an infection or immunization, memory cells develop and can lead to a rapid response if the same organism is encountered by the body again. The person is said to have

A. immunity.
B. resistance.
C. innate immunity.
D. been treated.


Answer: A

Health & Biomechanics

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Vigorous activities are always high impact.

Answer the following statement true (T) or false (F)

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The combining form therap/o- means ________

A) "body" B) "drug; medicine" C) "recover" D) "treatment"

Health & Biomechanics

Lymphocytes are a type of

A) antigen. B) macrophage. C) white blood cell. D) antibody.

Health & Biomechanics

Because of pressure that builds within the muscle tissue (or fascia) during internal hemorrhage, most internal bleeding into this space is said to be:

A. Always critical. B. Unimportant. C. Almost always fatal. D. Self-limiting.

Health & Biomechanics