The term "circadian" comes from the Latin for "_____."

You begin to doze off in class but suddenly come to awareness when your name is called. The brain part responsible for your sudden arousal is the

a. sympathetic nervous system. b. reticular activating system (RAS). c. thalamus. d. pituitary gland.

Perceptions of marital quality over the first 10 years of marriage tend to show a decline

Indicate whether the statement is true or false.