Jeanette menstruates every twenty-two days. Since the average cycle is twenty-eight days, what does this mean for Jeanette?
a. This means nothing; twenty-two days falls within the normal range of a menstrual cycle.
b. Jeanette likely has a smaller uterus than the average female.
c. Jeanette will likely have trouble conceiving.
d. Jeanette should seek medical attention as this could be an early predictor of cancer.
ANS: A
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This chemical is linked to the beginning of childbirth and is thought to signal the uterus to begin contractions:
a. human chorionic gonadotropin. b. estradiol. c. corticotrophin-releasing hormone. d. follicle stimulating hormone.
Numerous researchers have suggested that the psychological advantages experienced by people who score high in androgyny may be due to the presence of ________
a. feminine traits b. positive qualities in general c. masculine traits d. high self-esteem
Viability tests are conducted to determine
A. if gays applying to be adoptive parents are suitable candidates. B. if fetuses are sufficiently developed to live outside the womb. C. the potential consequences of sex-relevant laws. D. the extent of public acceptance of a new law.
Which of the following changes occur in the female body during sexual arousal?
A. The vaginal walls decrease in size. B. The width of the vagina decreases. C. The clitoris is retracted under the clitoral hood. D. The Bartholin's glands produce vaginal lubrication. E. The mucous secretions in the vagina gradually reduce.