What is the biggest difference between the different stages of the sleep cycle?

A) Changes in physical activity
B) Changes in respiratory effort
C) Changes in muscle tone
D) Changes in brain-wave activity


Answer: D

Psychology

You might also like to view...

Outline steps you can take to control your anger

What will be an ideal response?

Psychology

Beecher (1955) compared World War II soldiers' experiences of pain in the battlefield with the pain experienced by civilians. What were the results of this study?

What will be an ideal response?

Psychology

The sympathetic nervous system activates a(n) ____ response, and the parasympathetic nervous system activates a(n) ____ response

a. stress; calming b. calming; stress c. ?involuntary; voluntary d. ?voluntary; involuntary

Psychology

Difficulty in performing normal activities of daily life because of a "physical, mental, or emotional condition" is called

mortality. morbidity. vitality. disability.

Psychology