If a drug slows down central nervous system activity while increasing the activity of the main inhibitory neurotransmitter in the brain, then it is most likely to be a(n)
A. corticosteroid.
B. opioid.
C. vasodilator.
D. depressant.
Answer: D
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You are a very good skater, but you did not start out that way. Your mother reinforced you for each small improvement you made over several months. This process is known as
a. shaping. b. latent learning. c. vicarious classical conditioning. d. intermittent conditioning.
According to Freud, when the standards of the ego ideal are met, we feel
a. pride. b. guilt. c. envy. d. fear and confusion.
During the second trimester, an average-weight woman is advised to increase her caloric intake by ____ calories per day
a. 300 c. 700 b. 500 d. 900
Amphetamine and cocaine
A. activate dopamine receptors. B. inhibit dopamine reuptake. C. activate serotonin receptors. D. inhibit serotonin reuptake.