Which of the following statements about the luteinizing hormone (LH) surge observed during the menstrual cycle is not correct? a) occurs due to a positive feedback effect of estrogen b) leads to the release of an oocyte from the dominant follicle c) causes the onset of corpus luteum formation d) occurs a few hours prior to ovulation e) makes the uterine muscles more responsive to estrogen
Added by Adri-N H.
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Step 1: The LH surge observed during the menstrual cycle is a crucial event that triggers ovulation. Show more…
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Shadi I.
Which of the following statements about the ovarian and uterine cycles is not true? a. Falling estrogen and progesterone levels induce menstruation. b. A sudden rise in LH induces ovulation. c. Estrogen levels reach highest levels in the follicular phase and progesterone reaches highest levels in the luteal phase of the ovarian cycle. d. If fertilization occurs, the corpus luteum secretes hCG. e. Estrogen is produced by follicle cells.
Which of the following statements about the menstrual cycle is TRUE? a. Estrogen levels rise during the luteal phase of the ovarian cycle and the secretory phase of the uterine cycle. b. Menstruation occurs much before LH and FSH levels peak. c. Menstruation occurs after progesterone levels rise. d. Progesterone levels rise before ovulation, while estrogen levels rise after.
Adi S.
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