The normal site of fertilization is the
a. ovary.
b. uterus.
c. oviduct.
d. vagina.
e. fimbria.
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Question 2) Menstruation is initiated by
a. a rapid increase in estrogen levels.
b. a rapid drop in estrogen levels.
c. a rapid drop in progesterone levels.
d. both (a) and (b) above.
e. both (b) and (c) above.
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Question 3) During which phase of the uterine cycle is the secretion of progesterone not at a significant level?
a. menstrual phase
b. proliferative phase
c. secretory, or progestational, phase
d. both (a) and (b) above.
e. both (b) and (c) above.
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Question 4) Postmenopausal women are not completely devoid of estrogen because all of the following produce estrogen except:
a. adipose tissue
b. liver
c. ovaries
d. adrenal cortex
e. none of the above
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Question 5) What hormone is only present upon a successful fertilization
a. estrogen
b. progesterone
c. FSH
d. LH
e. hCG
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Question 6) During the menstrual phase of the uterine cycle,
a. a new ovarian follicular phase is beginning.
b. estrogen and progesterone levels reach their lowest concentration.
c. vasoconstriction of the uterine vessels occurs in response to release of a uterine prostaglandin.
d. the corpus luteum degenerates.
e. all of these answers.
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Question 7) The proliferative phase of the menstrual (uterine) cycle
a. occurs when the ovarian cycle is in the follicular phase.
b. lasts from menstruation to ovulation.
c. occurs when the endometrium is repairing itself and thickening under the influence of estrogen.
d. two of these answers.
e. all of these answers.
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Question 8) Which of the following is the proper sequence of the menstrual (uterine) cycle?
a. menstrual phase, progestational phase, proliferative phase, ovulation.
b. menstrual phase, proliferative phase, ovulation, progestational phase.
c. proliferative phase, menstrual phase, ovulation, progestational phase.
d. ovulation, menstrual phase, proliferative phase, progestational phase.
e. ovulation, proliferative phase, progestational phase, menstrual phase.
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Question 9) An increase in the level of estrogen in the ovarian cycle feeds back to ____ the secretion of FSH and ____ the secretion of LH.
a. decrease, decrease
b. decrease, increase
c. increase, decrease
d. increase, increase
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Question 10) Which of the following factors contributes to follicular development and ovulation?
a. FSH
b. LH
c. estrogen
d. both FSH and LH.
e. LH and estrogen
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