The number of adolescents who reported never having had sexual intercourse __________ from 1991 to 2007.
A. decreased by 30 percent
B. increased by 13 percent
C. decreased by 15 percent
D. increased by 50 percent
Answer: B
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One of the most common causes of oxygen deprivation during labor and delivery is _____________
Fill in the blank(s) with the appropriate word(s).
In Milgram's experiments on obedience, the subject was
a. always the teacher. b. randomly chosen to be the teacher or learner. c. hooked up to a machine that delivered shocks. d. were given instructions at the beginning and then allowed to continue on their own.
Monkeys were most impaired in their performance on the delayed nonmatching to sample (DNMS) test following lesions in the interpositus nucleus of the cerebellum
a. True b. False Indicate whether the statement is true or false
Bruno has been given Viagra to treat his impotence. How does it work?
A. By increasing sensitivity to female's pheromones. B. By increasing release of nitric oxide in the hypothalamus and penis. C. By decreasing dopamine release in the hypothalamus. D. By blocking pain receptors in the spinal cord.