Alice is typing her term paper in the computer lab. Although a class is going on just a few feet away, she does not seem to notice. Which part of the brain allows Alice to focus on her typing and ignore the distractions that surround her?
a) hypothalamus
b) basal ganglia
c) corpus callosum
d) reticular formation
ANS: d
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A hardy personality
a. is another name for a Type B personality. b. has traits typical of the Type A personality, but is resistant to stress. c. is another name for the Type C personality. d. utilizes a detached orientation to the world in order to alleviate stress reactions.
Eating too much ______ is one of the critical dietary risk factors for cancer.
A. fiber and soy B. fat C. protein D. carbohydrates
The symptoms of a temporary sleep-deprivation psychosis include
a. sudden, irresistible, daytime sleep attacks. b. hallucinations, delusions, and disorientation. c. episodes of sleepwalking and sleeptalking. d. narcolepsy and/or cataplexy.
Concerning REM sleep, which of the following statements is TRUE?
a. People who are born blind do not experience REM sleep. b. Dreams during REM sleep tend to be longer, clearer, more detailed, more bizarre, and more "dreamlike" than thoughts and images than occur in NREM sleep. c. Roughly 85 percent of the time, people who are awakened during REM sleep report having no dreams. d. REM sleep is shown in reptiles, such as snakes and iguanas.