A primary effect of sleep deprivation in humans is A) ...

[melina_rosy]

A primary effect of sleep deprivation in humans is
 
  A) psychosis.
  B) overeating and weight gain.
  C) perceptual distortions.
  D) secretion of stress hormones.
  E) depression.

Question 2

The high level of delta waves in normally active brain areas suggests that the primary function of stage 4 of slow-wave sleep is to
 
  A) inhibit motor movements during dreaming.
  B) facilitate memory.
  C) promote beta-wave activity in the forebrain.
  D) rest the brain.
  E) redirect blood flow to the genitals.

[tashiedavis420]

Answer to Question 1

Answer: C

Answer to Question 2

Answer: D
Rationale: The high level of delta waves in normally active brain areas suggests that the primary function of stage 4 of slow-wave sleep is to rest the brain.