Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
expand_more
expand_more
format_list_bulleted
Videos
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.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Menopause is characterized primarily bya. primary ovarian failure.b. loss of estrogen secretion from the ovary due to a decrease in LH.c. loss of estrogen secretion from the ovary due to a decrease in FSH.d. a decrease in FSH and LH due to increased inhibin.e. a decrease in FSH and LH due to a decrease in GnRH pulses.
Which of the following hormones exogenously-administered as drugs is most likely to decrease ovarian production of secondary oocytes and testicular production of secondary spermatocytes. A. Estradiol. B. Progesterone. C. prolactin. D. testosterone. E. TRH
Which 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.
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...
Additional Science Textbook Solutions
Find more solutions based on key concepts
Single penny tossed 20 times and counting heads and tails: Probability (prediction): _______/20 heads ________/...
Laboratory Manual for Holes Human Anatomy & Physiology Fetal Pig Version
Police Captain Jeffers has suffered a myocardial infarction. a. Explain to his (nonmedically oriented) family w...
Human Physiology: An Integrated Approach (8th Edition)
The correct term for production of offspring. Introduction: Reproduction is an important life process for most ...
Biology Illinois Edition (Glencoe Science)
On what molecule does the anticodon appear? Explain the role of this molecule in protein synthesis.
Human Physiology: An Integrated Approach (7th Edition)
Identify each of the following reproductive barriers as prezygotic or postzygotic. a. One lilac species lives o...
Campbell Essential Biology with Physiology (6th Edition)
Why are mutants used as test organisms in the Ames test?
Laboratory Experiments in Microbiology (11th Edition)
Knowledge Booster
Learn more about
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
- Development of normal female internal and external genitalia requiresa. Müllerian-inhibiting substance.b. expression of the SRY gene.c. insensitivity to circulating testosterone.d. complete absence of testosterone.e. absence of a Y chromosome.arrow_forwardDuring the secretory phase of the menstrual cycle, endometrial glandssecretea. hormones that increase the likelihood of pregnancy.b. nutritive substances that sustain an embryo during the first 2 weeksof development.c. hormones that prevent ovulation.d. waste products into the lumen of the uterus.e. both a and c.arrow_forwardWhat is true of the development of the female reproductive system? A. It is regulated by the hypothalamus-pituitary-gonadal axisB. It starts with the GnRH released by the anterior pituitary glandC. FSH is needed to develop the uterus.D. The stimulus for FSH release by the hypothalamus is the GnRH release from the pituitary gland.E. None of the choicesarrow_forward
- Which of the following statement correctly describe the role of androgen in the male reproductive system? Select one: A. LH stimulates the Sertoli cell to produce inhibin and to start spermatogenesis. B. Increased levels of inhibin released by the interstitial cells result in lower levels of FSH and testosterone. C. Increased levels of testosterone feedbacks negatively to the anterior pituitary and hypothalamus. D. GnRH is released by the anterior pituitary and stimulates the release of FSH and LH.arrow_forwardThe release of the oocyte from the follicle is caused bya. a decreasing level of estrogen.b. a surge in the level of follicle-stimulating hormone.c. a surge in the level of luteinizing hormone.d. progesterone released from the corpus luteumarrow_forwardWhich of the following statements about spermatogenesis is true? Select one: A. The process starts after each ejaculation. B. Maturation of sperm takes place in the seminal vesicles. C. The process is initiated by primary spermatocytes. D. It is controlled by FSH and testosterone. E. The complete process takes about 28 days. O O Oarrow_forward
- Which of the following statements does NOT correctly describe the role of inhibin in the male reproductive system? Select one: a. Increased levels of inhibin suppress the production of follicle stimulating hormone. b. Low levels of inhibin result in decreased production of sperm. c. Sertoli cells produce sperm and secrete inhibin. d. Inhibin decreases the production of sperm.arrow_forwardThe onset of labor may be a result ofa. increased estrogen secretion by the placenta.b. increased glucocorticoid secretion by the fetus.c. increased secretion of oxytocin.d. stretch of the uterus.e. All of these are correctarrow_forwardWhen pregnancy occurs, the endometrium is maintained bya. the embryo releasing hCG.b. a decrease in levels of progesterone.c. the hypothalamus releasing GnRH.d. increasing levels of FSHarrow_forward
- The Leydig cell is primarily characterized bya. aromatization of testosterone.b. secretion of inhibin.c. secretion of testosterone.d. expression of receptors only to FSH.e. transformation into the corpus luteum.arrow_forwardWhich of the following statements about the menstrual cycle is false? a. Progesterone levels rise during the luteal phase of the ovarian cycle and the secretory phase of the uterine cycle. b. Menstruation occurs just after LH and FSH levels peak. c. Menstruation occurs after progesterone levels drop. d. Estrogen levels rise before ovulation, while progesterone levels rise after.arrow_forwardWhich of the following statements correctly describes the role of androgens in the male reproductive system? Select one: a. Increased levels of testosterone feedbacks negatively to the anterior pituitary and hypothalamus. b. GnRH is released by the anterior pituitary and stimulates the release of FSH and LH. c. Increased levels of inhibin released by the interstitial cells results in lower levels of FSH and testosterone. d. LH stimulates the Sertoli cells to produce inhibin and to start spermatogenesis.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Human Physiology: From Cells to Systems (MindTap ...BiologyISBN:9781285866932Author:Lauralee SherwoodPublisher:Cengage Learning
Human Physiology: From Cells to Systems (MindTap ...
Biology
ISBN:9781285866932
Author:Lauralee Sherwood
Publisher:Cengage Learning
Reproduction: Crash Course Zoology #9; Author: CrashCourse;https://www.youtube.com/watch?v=poLyJDVjKlM;License: Standard youtube license