B-Cells

question 192

Multiple Choice

B-cells

• A) are a subset of T cells.
• B) when activated become plasma cells and produce antibodies.
• C) are responsible for forming all the body's memory cells.
• D) suppress the activity of T cells.
• E) mature in the thymus.

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Definitions:

Inverted-U Hypothesis

A theory suggesting that there is an optimal level of arousal for performance, with both too little and too much arousal leading to poorer performance.

Optimal Level

The most favorable or desirable degree or amount of something for achieving the best result or outcome.

Actual Stressors

Real and tangible factors in one's environment that cause stress.

Anticipatory Stressors

Upcoming or future events that are perceived to be threatening.