The key function associated with the substantia nigra is:

a. control of basic life support functions (such as heart rate and breathing)
b. acting as an important relay station for visual and auditory information
c. the release of dopamine into the brain
d. control of motivation and emotional responses

C

Psychology

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If Dr. Demography is discussing the median age, she means the age at which:

A) half the population is older and half is younger. B) people reach middle age. C) the number of people in the middle of the population. D) half the population is richer and half is poorer.

Psychology

What is a primary criticism of the Sex Role Learning Index ( Edelbrock & Sugawara, 1978 )?

A) It only assesses gender identity and not gender-related attitudes and preferences. B) Items that are portrayed as more "masculine", such as playing baseball, may be more socially desirable than items that are portrayed as more "feminine", such as housework. C) The items that are portrayed as more "feminine" focus too much on play activities. D) It can only be used with adolescents and not younger children.

Psychology