Based on research investigating the relationship of sleep to ...

[Wadzanai]

Based on research investigating the relationship of sleep to depression, we can conclude that
 
  a. depression produces changes in sleep patterns.
 b. changes in sleep patterns produce depressed mood.
 c. depression is correlated with a phase advance in sleep.
 d. depression is correlated with a phase delay in sleep.

Question 2

Most medications that are effective in treating major depressive disorder
 
  a. have no effect on sleep.
 b. reduce REM sleep.
 c. increase NREM sleep.
 d. promote additional REM sleep.

[jojobee318]

Answer to Question 1

c

Answer to Question 2

b