The symptoms of ADHD such as impulsivity and poor planning resemble those noted after damage to the
a. substantia nigra.
b. caudate nucleus.
c. nucleus accumbens.
d. central amygdala.
e. prefrontal cortex.
Answer: e. prefrontal cortex.
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A closed-ended question
a. requires the interviewee to produce something spontaneously. b. cannot be answered specifically. c. gives the interviewee wide latitude in choosing the topics that he or she feels is important. d. generally requires the person to recall something.
Ethologists have generally subscribed to the view that emotions evolved as
a. movements of expression. c. part of shared attention. b. survival mechanisms. d. early guides to ethical behavior.
Neurons that send messages to other neurons are called
A) motor neurons. B) sensory neurons. C) interneurons. D) efferent neurons.
Approximately what percent of children from divorced families do NOT exhibit any long-term behavior problems?
A) 75 to 80 B) 60 to 75 C) 55 to 60 D) 40 to 55