Which of the following has been implicated in PTSD?
a) Sensitivity of dopamine receptors
b) Serotonin reuptake inhibition
c) Increased GABA
d) Increased norepinephrine
d
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What happens to the shape of the chi-square distribution as the df value increases?
a. The mode (highest point) of the distribution moves to the right. b. The mode (highest point) of the distribution moves to the left. c. The mode (highest point) of the distribution does not move, but the distribution becomes more spread out. d. The mode (highest point) of the distribution does not move, but the distribution becomes more tightly clustered around the mode.
Maureen is in therapy because she is very frightened of her father and feels tongue-tied around him. After a few months, she begins to feel frightened of her therapist also. According to Freud, this would be an example of
a. object relations. b. counterconditioning. c. transference. d. an existential crisis.
Prejudice is to __________ as discrimination is to __________
a) in-group; out-group. b) attitude; behavior. c) scapegoating; stereotype. d) antisocial; prosocial.
Adolescents often have difficulty controlling their emotions and making sound decisions about risky behavior. Brain research suggests that this is due to the fact that during adolescence,
A. the prefrontal cortex is developed earlier than the amygdala. B. the development of the prefrontal cortex is slower than that of the amygdala. C. growth in the hippocampus is halted. D. the corpus callosum becomes severed.