Studies of marital satisfaction show that a decline in happiness often occurs after

A) the first two months.
B) the second child is born.
C) the first child is born.
D) two years.

According to psychoanalytic theory,the part of the personality that strives for immediate gratification of basic drives is the

A) id.
B) ego.
C) superego.
D) erogenous zone.

Neither frequent nightmares nor night terrors are evidence of psychological problems.

Csikszentmihalyi's concept of flow is analogous to

A) self-actualization.
B) an authentic existence.
C) an optimal experience.
D) existential optimism.

Suppressing negative emotions heightens the risk of developing heart disease that is associated with

A) anger.
B) fear.
C) guilt.
D) regret.

Humans often appear irrational when you look at results of decision-making research.What explanation for this tendency is given by evolutionary theorists

A)  Problems in the laboratory are different from the problems we evolved to solve. 
B)  Lab studies use heuristics and algorithms rather than deductive reasoning. 
C)  Most research compares humans to other animals, and other animals are more instinctive in their decision-making processes. 
D)  Most decision-making research involves numerical problems, something that our ancestors did not face.

Drugs given for the relief of depression or schizophrenia produce their effects by

A) altering digestive and immune activities.
B) altering the acid/base properties of the blood.
C) increasing the velocity of action potentials.
D) modifying activity at synapses.

The biological concept of homeostasis is the basis for the __________

A) drive-reduction theory of motivation.
B) incentive theory of motivation.
C) learning theory of motivation.
D) arousal theory of motivation.