What is the difference between "gray matter" and "white matter" in the brain?
What will be an ideal response?
Answer: A good answer will include the following key points.
? Gray matter—densely-packed cell bodies of neurons.
? White matter—myelin-covered axons.
? Myelin is whitish in color.
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Which of the following statements is true?
a. Hierarchical groups have more members at the top than at the bottom. b. Communication in hierarchical groups usually moves up, but not down. c. Status generalization rarely occurs in groups. d. The higher a person’s status in the group, the more satisfied he or she tends to be.
Research finds that couples who communicate with each other about sexuality issues are: a. More sexually adventurous than those who do not
b. More sexually promiscuous than those who do not. c. More likely to report higher levels of relationship satisfaction. d. More likely to report higher levels of jealousy.
The drug sodium oxybate is used to treat which rare, hereditary sleep disorder?
a. sleep apnea b. narcolepsy c. somnambulism d. REM behavior disorder
Bottom-up processing is to __________ as top-down processing is to __________
a. visual perception; pattern recognition b. feature-driven; context-driven c. parallel processing; serial processing d. context-driven; feature-driven e. pattern recognition; visual perception