If a woman 7.5 months pregnant is found to have a marked decrease in plasma estrogen but normal plasma progesterone for that time of pregnancy, what would you conclude?
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If a woman 7.5 months pregnant is found to have a marked decrease in plasma estrogen but normal plasma progesterone for that time of pregnancy, what would you conclude?
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- 77. The type of feedback that estrogen and progesterone are exerting on the gonadotropins after month 1 in this figure is ________________ and after month 2, _______________ is secreting these two hormones. A. Positive ; growing fetus B. Positive ; placenta C. Positive ; corpus luteum D. Negative ; growing fetus E. Negative ; corpus luteum F. Negative ; placentaDiscuss the critical effects of estrogen and progesterone during pregnancy.What is the predominant cause of the diabetogenecity of pregnancy? increased pancreatic insulin secretion increased placental hPL secretion increased pancreatic glucagon secretion increased placental ACTH secretion.
- Which of the following graphs illustrates the cyclical variation in progesterone levels for a nonpregnant woman who is taking oral contraceptive? Select one: a. D b. B c. A d. C e. EhCG, estrogen and progesterone are hormones that are secreted throughout pregnancy. Answer the following questions about these hormones. 1) What structure initially secretes estrogen & progesterone? 2)What structure takes over the role of secreting hCG, estrogen & progesterone in the second and third trimesters?Progesterone: 1) Is produced in adult testes and is responsible for genital development, beard growth, muscle development, and sexual drive 2) Is produced by the placenta during pregnancy, with highest levels seen at conception and then steadily decreasing to non-detectable levels at term 3) Is lowest is serum during the luteal phase of the menstrual cycle and highest during the follicular phase 4) Parallels activity of the corpus luteum by rapidly increasing following ovulation and then abruptly falling to initial low concentrations prior to the onset of menstruation no references, just homework.
- Each of the four female reproductive hormones ( FSH, LH, estrogen & progesterone) have specific roles or function to complete to ensure a successful pregnancy. While these hormones may be released at a different time during an average 28-day cycle there are key times in the cycle where their release is critical in ensuring a successful pregnancy. Which of the following list the order of hormonal release from 0-28 requirements to support the fertilization and implantation of the ovum? Select one: A. FSH, estrogen, LH, progesterone. B. FSH, estrogen, progesterone, LH C. LH, FSH, estrogen, progesterone D. FSH, LF, estrogen, progesteroneWhat would happen if human chorionic gonadotropin levels did not rise adequately during pregnancy?What is the state of gonadotropin secretion during pregnancy,and what is the cause?
- Outline the role of the fetal hypothalamic-pituitary axis in parturition and given reasons why this axis might be activated just prior to parturitionIf the ovum is not fertilized, the corpus luteum regresses, and the endometrium sloughs off to result in the first day of menstrual bleeding. The latter event would be duplicated, even if fertilization occurred, if receptors for which of the following hormones were occupied by an antagonist? A) Dehydroepiandrosterone B) Estradiol C ) Estriol D) Estrone E) ProgesteroneDescribe the role of pregnancy hormones during human pregnancy. What hormones prepare the mammary glands for lactation and what hormones continue to be important during this process?
