Which drug was extracted from the belladonna plant and used by the ancient Greeks for cosmetic purposes?
A) opium
B) diazepam
C) d-tubocurare
D) atropine
E) endorphin
Answer: D
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Today, physicians occasionally prescribe amphetamines __________.
A. for weight gain B. for staying awake, such as to drive or study C. to treat hyperactive children D. to treat depression in children
Which of the following is an example of a negative correlation?
a. The more pets you own, the better your physical health tends to be. b. The more money people make, the bigger their house tends to be. c. The more alcohol you consume, the lower your GPA tends to be. d. The more points a player scores, the more time they play in the next game.
The function of neurotrophins is to ____
a. inhibit proliferation b. promote survival of axons c. be used as fuel d. signal that an axon has been "rejected."
Which of the following is most clearly under the control of a circadian rhythm in most animals?
a. sleep b. storage of body fat c. migration d. mating