Which of the following neurotransmitters affects neurons involved in voluntary movement, processing rewards, and mood?
A) serotonin
B) dopamine
C) acetylcholine
D) GABA
Answer: B
Rationale: Dopamine is a monoamine neurotransmitter involved in such varied functions as mood, controlling voluntary movement and processing rewarding experiences.
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Recent genetic mapping research has called into question the assumption that
a. psychological disorders are influenced by genetics. b. psychological disorders are influenced by environment. c. psychological disorders are common. d. psychological disorders are independent of one another.
Teen pregnancy programs that are more effective
a. are geared toward girls only. b. increase students' knowledge of sexuality. c. are geared toward boys only. d. focus on prompting fear of teen pregnancy.
With the exception of occasional bursts of insight from the Egyptians and Greeks, the most common view of psychological disorders over the course of history has been that they____
a. originated in childhood from repressive parenting b. resulted from the actions of evil spirits or other external, magical forces c. originated from guilt for condemned behaviors d. resulted from malfunctions of the human body
The idea that language is a consequence of both environmental and innate factors is known as the ____________ of language development
a. learning theory c. nativist approach b. interactionist approach d. humanistic approach