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Identify This Component of the Immune System and Its Principle

question 23

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Identify this component of the immune system and its principle function.
Identify this component of the immune system and its principle function.   A)  spleen: filtering antigens from blood B)  thymus: activation of NK cells C)  bone marrow: maturation of B cells D)  lymph node: trap antigens circulating in lymph


Definitions:

Optimum Arousal

The level of mental stimulation at which a person performs best, varying from one individual to another.

Hierarchy Of Motives

A theory suggesting that human needs are arranged in a hierarchy, with basic needs being addressed before higher-level needs.

Drive-Reduction Theory

A theory suggesting that behavior is driven by the need to reduce drives such as hunger, which creates a state of tension.

Physiological Need

a basic bodily requirement that humans need to survive, like food, water, and shelter.

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