The fact that adjacent regions of the basilar membrane and of the primary auditory cortex appear to respond best to different sound ________ can be displayed in a ________ map

Darlene just found out that she made the dean's list, and she's in ecstasy -- singing and dancing down the corridor. Which area of the brain is directing her emotional reaction?

a. the hypothalamus b. the thalamus c. the reticular formation d. the cingulate gyrus

Increasing evidence suggests that small amounts of alcohol and nicotine

a) can disrupt the development of the fetus. b) pose no danger to the fetus. c) can have some benefits for the fetus. d) are acceptable for pregnant mothers with few risk factors.