Periaqueductal gray contains large numbers of _________ receptors
a. glutamate
b. Substance P
c. endorphin
d. serotonin
c
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The development of hand skills demonstrates the process of
a. differentiation in development. b. proximodistal development. c. cephalocaudal development. d. linear development.
Which of the following statements is true with respect to studies of sexual behavior in animals?
A. Other animals only engage in homosexual behavior when individuals of the other sex are not available. B. Naturally occurring homosexual behavior has been observed in numerous animal species, such as sheep and gulls. C. Same-sex sexual behavior in animals only occurs during periods of high stress. D. Manipulating early exposure to testosterone has no effect on the sexual preferences of other animals.
Airline industry officials have attributed many fatal airline accidents to what they call ________, which refers to ________
A) flight myopia; poor decision-making at high altitudes B) captainitis; poor decision-making at high altitudes C) flight myopia; when an error by the captain is not corrected by other crewmembers D) captainitis; when an error by the captain is not corrected by other crewmembers
Some of the MOST dramatic changes in the adolescent brain occur in the:
A. cerebellum B. basal ganglia C. hippocampus D. prefrontal cortex