EBK BIOLOGY
5th Edition
ISBN: 9780100667976
Author: Maier
Publisher: YUZU
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Chapter 22, Problem 8LTB
Summary Introduction
Introduction:
The ovulation is a phenomenon, in which the oocyte is released from the ovary to the fallopian tube. This is caused by hormonal actions in females.
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If a child develops an anterior pituitary tumour that reduces LH and FSH production,the child will _________.A. not develop gonads.B. experience delayed or disrupted puberty.C. produce excess testosterone or estrogen.D. develop secondary sexual characteristics before puberty.
The 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 luteum
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 22 Solutions
EBK BIOLOGY
Ch. 22 - Prob. 1LTBCh. 22 - Describe the male and female reproductive...Ch. 22 - Describe gametogenesis in males and females.Ch. 22 - A sperm cell follows which path? seminiferous...Ch. 22 - An egg cell that is not fertilized follows which...Ch. 22 - Which of the following is mismatched? urethra:...Ch. 22 - Gametogenesis _________ . A. begins at puberty in...Ch. 22 - Prob. 8LTBCh. 22 - Prob. 9LTBCh. 22 - Prob. 10LTB
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- Testosterone is mainly produced by the: a. ovaries. b. anterior pituitary. c. posterior pituitary. d. testes.arrow_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_forwardIn a female, follicle-stimulating hormone (FSH) and luteinizing hormone (LH) target the:a. uterus. c. ovaries.b. anterior pituitary gland. d. hypothalamus.arrow_forward
- Testosterone is produced in thea. interstitial cells.b. seminiferous tubules of the testes.c. anterior lobe of the pituitary gland.d. sperm cellsarrow_forwardWhich row correctly identifies the function and a source of hCG, respectively? Select one: A. Function Source Stimulate Estrogen Ovary B. Function Source Stimulate FSH Anterior Pituitary C. Function Source Aid Implantation Uterus D. Function Source Maintains Corpus Luteum Trophoblast and Placentaarrow_forwardAn increasing estrogens amount was found in the blood of a woman. What ovary cells take place at these hormones formation? a. Follicular cells and oocytes b. Oocytes c. Follicular cells of primary follicles d. Interstitial and follicular cells of secondary follicles e. Follicular cells of primordial folliclesarrow_forward
- Which of the following statements correctly describes the function of the Sertoli cells? Select one: a. Support the developing sperm cells b. Control the overproduction of testosterone c. Stimulate spermatogenesis d. Store testosterone in the testesarrow_forwardWhich of the following are functions of luteinizing hormone? A. stimulation of production of estrogen B. thinning of the follicle membrane C. stimulation of follicle development D. formation and maintenance of corpus luteumarrow_forwardThe follicular phase is initiated bya. secretion of follicule-stimulating hormone.b. secretion of luteinizing hormone.c. secretion of estrogen.d. Two of the abovearrow_forward
- 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. TRHarrow_forwardThe cells that are located between seminiferous tubules which produce testosterone are: A.Myometrial B.Follicle C.Sustentacular D.Thalamic E.Interstitialarrow_forwardProgesterone secreted by the placenta suppresses ________ to prevent maturation of ovarian follicles.a. LH and estrogenb. hCG and FSHc. FSH and LHd. estrogen and hCGarrow_forward
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