Which of the Following Is the Most Important in the Physiological

question 153

Multiple Choice

Which of the following is the most important in the physiological control of sleep?

• A) brain circuits and brain chemicals
• B) the somatic nervous system
• C) external markers for sleep and wakefulness
• D) sleep-promoting substances in the blood stream

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Definitions:

Guarded

Involving careful and cautious behavior or actions.

Addressing Ambivalence

The act of recognizing and dealing with mixed feelings or contradictory attitudes towards a decision or change.

Overt and Covert Messages

Direct and openly communicated messages (overt) versus hidden or subtly delivered messages (covert).

Cohesive

Characteristic of a group or material that sticks together well or is united in pursuit of common objectives.