When a strongly conditioned CS is used to make another stimulus into a second CS, the effect is known as __________

A) spontaneous recovery.
B) higher-order conditioning.
C) extinction.
D) stimulus generalization.

What do humanistic and psychoanalytic theories have in common?

A) They are both testable.
B) They are both difficult to test.
C) They both rely on stages.
D) They both base much of their theory on early stressful events.

Prostaglandins excite the muscles of the uterus to engage in labor contractions.

A person who is tone-deaf

A) has normal hearing except is lacking perfect pitch.
B) has difficulty detecting changes in pitch.
C) can recognize different melodies but cannot recognize the correct lyrics.
D) can recognize different melodies but hears all music played a half note higher than is actually the case.

The scientific study of persuasion can be traced back to ____, a social psychologist at Yale University.

A) Leon Festinger
B) Carl Hovland
C) Elliot Aronson
D) Richard Petty

As people progress through adulthood,women become

A) less assertive and men become less empathic.
B) less assertive and men become more empathic.
C) more assertive and men become more empathic.
D) more assertive and men become less empathic.