The human penis becomes erect during sexual arousal because of

a. a bone that protrudes into it
b. blood filling it
c. the urethra expanding
d. muscles contracting and enlarging

b

Psychology

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Statistically speaking, which of the following people is most likely to drive while under the influence of alcohol?

a. Ben, who is 17 years old b. Rob, who is 19 years old c. Marty, who is 22 years old d. Linda, who is 35 years old

Psychology

The primary difficulty noted in Broca's aphasia involves

a. understanding speech. b. spelling simple words. c. saying content words. d. producing speech. e. recognizing the emotional content of speech.

Psychology