Estrogen is directly released by the

a. pituitary gland.
b. ovaries

An external stimulus condition that elicits a desire to obtain or avoid something is a

a. construct. b. press. c. bind. d. prompt.

An experimental procedure in which stimuli lose their ability to evoke learned responses because the events that had followed the stimuli no longer occur is the definition of__________________

Fill in the blank(s) with correct word