Despite its dangers, a young man continues to take cocaine because of the feelings of euphoria it produces for him. This powerful arousal of his nervous system is probably due to cocaine's ability to ______
a. inhibit enzymes that break down neurotransmitters
b. increase the release of neurotransmitters
c. block the receptor sites for neurotransmitters
d. prevent neurotransmitters from being reabsorbed into the synaptic vesicles
d
Psychology
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According to the textbook, a healthy adult can hold about ___ items in short-term memory.
A) 35 B) 13 C) 7 D) 25
Psychology
According to _____, color vision evolved because perceiving color helped our early ancestors find edible food
A) binocular theory B) Gestalt theory C) opponent process theory D) trichromatic theory
Psychology