Which of the Following Is Not Typical of REM Sleep

question 45

Multiple Choice

Which of the following is not typical of REM sleep?

• A) Virtual paralysis of body musculature.
• B) Rapid eye movement.
• C) Periods of REM sleep get shorter as the night continues.
• D) Full arousal of brain activity.

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Definitions:

Metabolic Tolerance

An adaptive process where increased metabolic activity reduces the effective concentration of a substance, such as a drug, requiring higher doses to achieve the same effect.

Synaptic Fatigue

A temporary decrease in synaptic efficacy after sustained activity, often resulting from the depletion of neurotransmitter supplies.

Cellular Tolerance

Cellular tolerance is a physiological adaptation where increased exposure to a substance, like a drug, leads to a decrease in the substance's effect on cells or tissues.