This pioneering researcher who conducted a study that suggested that people deprived of REM sleep would experience a rebound of that type of sleep in future sleep sessions was:

The male reproductive gland that is the source of hormones and sperm is the

a. prostrate. b. testis. c. glans penis. d. scrotum.

What did Freud mean by repression?

a. Suppressing or preventing an urge b. Making an unpleasant thought or memory unconscious c. Refusal to believe that something is true d. Unkind treatment of a person or group