Neurobiology of Addiction

18. After surgery, physicians may prescribe a medication to relieve pain. Such a medication would most likely mimic the effects of ___. a. dopamine. b. endorphins. c. serotonin. d. GABA. e. neurotransmitters. 19. Johnny was awakened by a loud, crashing sound in the middle of the night. He was frightened and he jumped out of bed to investigate. ................
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