What does the EEG record for stage 4 sleep look like (compared to other stages of sleep)?
a. It is relatively flat.
b. It contains a large number of short, choppy waves.
c. It looks similar to the EEG that is found in people who are awake.
d. It includes many long, slow waves.
e. A big man riding a small pony
Answer: d. It includes many long, slow waves.
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One problem with the standardized Medical College Admissions Test is that
a. it has not been validated against performance in medical school. b. it has not been evaluated against performance on medical board examinations. c. it has not been successfully evaluated against performance in actual medical practice. d. it is extremely gender biased.
In terms of neuroscience, which of the following tends to be true of bilingual individuals?
Even though both languages reside in the same area of the brain, bilingual individuals are able to activate one language and temporarily inhibit the other. Different languages reside in different areas of the brain, thus allowing a bilingual individual to activate only one area at a time. Bilingual individuals of any age tend to have difficulty with keeping the two languages totally separate when speaking. Since both languages reside in the same area of the brain, bilingual individuals must consciously inhibit one language while speaking the other.
The term chorea used in Huntington's Chorea refers to ______
a. a characteristic bland facial expression b. a persistently stiff, rigid posture c. involuntary jerky movements d. an uncontrollable, steady outpouring of curse words
Nicotine produces a myriad of effects on the central nervous system. Which of the following is not one of those effects?
a. Nicotine stimulates the release of epinephrine in the peripheral nervous system which, in turn, leads to central nervous system arousal. b. Nicotine stimulates the reticular activating system. c. Nicotine stimulates respiratory centers in the brainstem. d. Nicotine stimulates the release of growth hormone from the pituitary gland. e. Nicotine stimulates the vomiting center in the brainstem.