Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Textbook Question
Chapter 51, Problem 8TY
During the human ovarian cycle, ovulation is stimulated by
- a. a decrease in FSH secretion.
- b. an increase in progesterone secretion.
- c. an increase in LH secretion.
- d. the presence of semen in the vagina.
- e. a decrease in estradiol concentration in the bloodstream.
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In positive mechanism, which of the following will happen if there is an increase production of estrogen in day 12 to 14 of the menstrual cycle?
a/The level of released hormones cannot be determined
b.There is a decrease release of estrogen in the ovaries
c.There is an increase release of estrogen in the ovaries
d.There is constant level of estrogen in the ovarie
During the menstrual cycle, the degradation of the corpus luteum causes what?
A) The decrease of progesterone levels and the thickening of the endometrium.
B) The decrease of estrogen levels and increase of progesterone levels.
C) The decrease of estrogen levels and the thickening of the endometrium.
D) the decrease of progesterone levels and menses(period)
Which of the following processes takes place simultaneously during the menstrual cycle?
a) High LH levels and ovulation
b) Reconstruction of the corpus luteum and increased release of progesterone from the ovaries
c) Maximum LH release and menstruation (bleeding)
d) Early follicular development and uterine lining
e) Ovulation and menstruation
Chapter 51 Solutions
Biology
Ch. 51.1 - CoreSKILL How did Paland and Lynch test the...Ch. 51.1 - CoreSKILL Approximately how many times more often...Ch. 51.1 - Prob. 3EQCh. 51.3 - Prob. 1CSCh. 51.4 - Prob. 1CSCh. 51.4 - Prob. 2CSCh. 51.4 - Prob. 1CCCh. 51 - Prob. 1TYCh. 51 - Which is considered an advantage of sexual...Ch. 51 - Prob. 3TY
Ch. 51 - Prob. 4TYCh. 51 - Prob. 5TYCh. 51 - Prob. 6TYCh. 51 - A major function of FSH is to a. stimulate the...Ch. 51 - During the human ovarian cycle, ovulation is...Ch. 51 - Prob. 9TYCh. 51 - Prob. 10TYCh. 51 - Prob. 1CQCh. 51 - Prob. 2CQCh. 51 - Prob. 3CQCh. 51 - Prob. 1COQCh. 51 - Describe the events of the ovarian and uterine...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which of the following statement does NOT describe the role of luteinizing hormones (LH) in the female reproductive system? Select one: A. Causes the release of mature ovum from the ovary B. Suppress the production of estrogen C. Stimulate the production of progesterone D. Stimulate the development of the corpus luteumarrow_forwardWhat effect would a continuous supply of exogenous estrogen or progesterone have on an adult female human? Will it: A) Cause no oocyte maturation B) Have more frequent ovulation C) Contain a stronger surge in LH production at mid-cycle D) Ovulation of multiple oocytes per cycle E) High, steady FSH productionarrow_forwardWhich of the following statements correctly describes the function of the Sertoli cells? a. Stimulate spermatogenesis b. Support the developing sperm cells c. Control the overproduction of testosterone d. Store testosterone in the testesarrow_forward
- Which of the following causes bleeding (menstruation) during the menstrual cycle? a) Reduced release of progesterone from the ovaries b) Increased release of progesterone leading to blood clots c) Increased release of estrogen (estradiol) from the ovaries that simulates the uterine muscles to contract d) Reduced release of oxytocin which causes the uterine muscles to relaxarrow_forwardWhich of the following statements is NOT a role of follicle stimulating hormone (FSH) in the male reproductive system? a. It is suppressed by increased levels of testosterone and inhibin. b. It stimulates the Sertoli cells to produce sperm. c. It increases the production of inhibin. d. It stimulates a primary follicle to develop.arrow_forwardWhich of these functions explains the role of hormones in the reproductive systems? A. Influence female sex traits B. Regulates body temperature. C. Controls the calcium level in the blood. D. Enables the body to produce more antibodies 4. Which of these reproductive parts explains the role of progesterone in the onset of puberty? A. Penis B. Uterine lining C. Oviduct D. Hypothalamusarrow_forward
- Birth control pills commonly provide excess progesterone that serves to inhibit (suppress) the actions of FSH and LH through a negative feedback loop. Given the role these hormones (FSH and LH) play, how could this feedback loop prevent a woman from becoming pregnant?arrow_forwardPeaks of LH and FSH production occur during (A) the menstrual flow phase of the uterine cycle. (B) the beginning of the follicular phase of the ovarian cycle. (C) the period just before ovulation. (D) the secretory phase of the uterine cycle.arrow_forwardFollicle cells left behind after ovulation A)are shed during menstruation. B)become the corpus luteum, which secretes steroid hormones. C)become the placenta, which secretes human chorionic gonadotropin. D)become the corpus luteum, which secretes luteinizing hormone.arrow_forward
- Which of the following statement does NOT describe the role of progesterone in the female reproductive system? Select one: A. Prevent the shedding of the endometrium B. Ensures that the endometrium is thick enough to support a fertilized egg C. Trigger the thickening of the endometrium D. Prevent smooth muscle construction, thereby preventing premature birtharrow_forwardWhich of the following statements does NOT describe the role of luteinizing hormone (LH) in the female reproductive system? a. Stimulates the production of progesterone b. Stimulates the development of the corpus luteum c. Suppresses the production of estrogen d. Causes the release of mature ovum from ovaryarrow_forwardWhich of the following statements does NOT describe the role of progesterone in the female reproductive system? a. Triggers the release of the ovum b. Prevents smooth muscle contraction, thereby preventing premature birth c. Prevents the shedding of the endometrium d. Ensures that the endometrium is thick enough to support a fetilized eggarrow_forward
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