Studying the same group of subjects over a long period of time is known as a(n) ____ study
a. acute c. durable
b. longitudinal d. expansive
ANS: B
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The term physical fitness refers to the capacity to _______ to the partner and offspring.
a) provide strength and “good genes” b) offer love and loyalty c) provide material resources and social status d) give emotional support and commitment
Which of the following statements is true of the vagina?
A. The vaginal opening is found between the urethra and the clitoris. B. The inner wall of the vagina has pubic hair. C. When sexually aroused, the width of the vagina increases. D. When sexually aroused, the vagina decreases in length. E. In its un-aroused state, the vagina is retracted under the clitoral hood.
Adolescents from divorced families frequently display all of the following negative effects, except:
A) social rejection as a result of stigma. B) lower academic achievement. C) behavior problems. D) poorer psychosocial adjustment.
"Hostile mucus" refers to
A. an abnormally heavy menstrual flow. B. testicular mucus that reduces a man's sperm count. C. a stale substance secreted by Tyson's gland. D. cervical mucus that blocks the passage of sperm.