Which of the following is true of ejaculation?
A. The ejaculatory duct opens into the seminiferous tubules.
B. Cowper's glands secrete fluid only after ejaculation.
C. Upon ejaculation, sperms pass from one testis to the other.
D. An average ejaculate contains about 200 million sperms.
Answer: D
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Which is a rational argument for supporting same sex marriage?
a. Fidelity within same sex relationships will increase with the legalization of gay marriage. b. Without legalizing same sex marriage, gays and lesbians will continue to be denied the right to have children. c. By barring same sex partners from marrying, gays and lesbians are denied many of the benefits awarded to heterosexual married couples. d. Many gays and lesbians are just as religious as mainstream Americans.
In a study where college women were asked to quickly count backwards by seventeens, from a number in the thousands, their heart rate and blood pressure increased. What "factor" cut the stress response of the women in half?
a. the image of an attractive male b. a new romantic relationship c. the presence of a friend d. a romantic love song playing in the background
The drug Viagra works
A. by prompting increased lubrication of the vagina. B. by relaxing the smooth muscles in the corpora cavernosa. C. by changing the mental state of the man, prompting erection. D. by raising the testosterone levels in the female.
The nerve supply of the vagina is
A. evenly distributed throughout its length. B. concentrated in the upper one-third around the cervix. C. mostly to the lower one-third, near the introitus. D. scant, if not nonexistent.