ANAT.+PHYSIO.2-LAB.MAN. >CUSTOM<
20th Edition
ISBN: 9781264303090
Author: VanPutte
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Textbook Question
Chapter 28, Problem 11RAC
In the male, before puberty
a. FSH levels are higher than after puberty.
b. LH levels are higher than after puberty.
c. GnRH release is inhibited by testosterone.
d. All of these are correct.
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In the male, before pubertya. FSH levels are higher than after puberty.b. LH levels are higher than after puberty.c. GnRH release is inhibited by testosterone.d. All of these are correct.
Plasma concentrations of LH and FSH rise dramatically after menopause. This is because (select one)
a. The negative feedback of gonadal steroids is no longer present
b. Rising gonadotrophins maintains the fertility of older animals
c. Fertility in older woman declines
d. The pituitary becomes more efficient with age
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.
Chapter 28 Solutions
ANAT.+PHYSIO.2-LAB.MAN. >CUSTOM<
Ch. 28.1 - What are the functions of the reproductive system?Ch. 28.1 - What functions occur in both moles and females,...Ch. 28.2 - Describe the events of meiosis / and meiosis II....Ch. 28.2 - Prob. 4AYPCh. 28.2 - Prob. 5AYPCh. 28.3 - Prob. 6AYPCh. 28.3 - Describe the structure of the scrotum.Ch. 28.3 - Prob. 8AYPCh. 28.3 - Locate the boundaries of the perineum and the two...Ch. 28.3 - Prob. 10AYP
Ch. 28.3 - Whereare the seminiferous tubules and interstitial...Ch. 28.3 - Prob. 12AYPCh. 28.3 - Prob. 13AYPCh. 28.3 - Prob. 14AYPCh. 28.3 - Prob. 15AYPCh. 28.3 - Prob. 16AYPCh. 28.3 - Where, specifically, are sperm cells produced in...Ch. 28.3 - Prob. 18AYPCh. 28.3 - Prob. 19AYPCh. 28.3 - Prob. 20AYPCh. 28.3 - Prob. 21AYPCh. 28.3 - Prob. 22AYPCh. 28.3 - Prob. 23AYPCh. 28.3 - Prob. 24AYPCh. 28.3 - Prob. 25AYPCh. 28.3 - Prob. 26AYPCh. 28.3 - Prob. 27AYPCh. 28.3 - Describe the structures and locations of the glans...Ch. 28.3 - Prob. 29AYPCh. 28.3 - Prob. 30AYPCh. 28.3 - Prob. 31AYPCh. 28.3 - Prob. 32AYPCh. 28.4 - Where are GnRH, LH, FSH, and inhibin produced?...Ch. 28.4 - Prob. 34AYPCh. 28.4 - Explain the regulation of testosterone secretion.Ch. 28.4 - Prob. 36AYPCh. 28.4 - Prob. 37AYPCh. 28.4 - Prob. 38AYPCh. 28.4 - Describe the processes of erection, emission,...Ch. 28.5 - Prob. 40AYPCh. 28.5 - Prob. 41AYPCh. 28.5 - Prob. 42AYPCh. 28.5 - Prob. 43AYPCh. 28.5 - Prob. 44AYPCh. 28.5 - Prob. 45AYPCh. 28.5 - Describe the process of ovulation.Ch. 28.5 - What is the corpus luteum? What happens to it if...Ch. 28.5 - Prob. 48AYPCh. 28.5 - How are the uterine tubes involved in moving the...Ch. 28.5 - Prob. 50AYPCh. 28.5 - Describe the major ligaments holding the uterus in...Ch. 28.5 - Prob. 52AYPCh. 28.5 - Prob. 53AYPCh. 28.5 - Describe the layers of the vaginal wall. What are...Ch. 28.5 - Prob. 55AYPCh. 28.5 - Prob. 56AYPCh. 28.5 - Prob. 57AYPCh. 28.5 - What is the function of the clitoris and bulb of...Ch. 28.5 - Prob. 59AYPCh. 28.5 - Where are the greater and lesser vestibular glands...Ch. 28.5 - Prob. 61AYPCh. 28.5 - Prob. 62AYPCh. 28.5 - Prob. 63AYPCh. 28.5 - Prob. 64AYPCh. 28.6 - Prob. 65AYPCh. 28.6 - Prob. 66AYPCh. 28.6 - What are the major phases of the ovarian cycle?...Ch. 28.6 - Prob. 68AYPCh. 28.6 - Prob. 69AYPCh. 28.6 - Prob. 70AYPCh. 28.6 - Prob. 71AYPCh. 28.6 - Where is hCG produced, and what effect does it...Ch. 28.6 - Whatare the phases of the uterine cycle?Ch. 28.6 - Prob. 74AYPCh. 28.6 - Prob. 75AYPCh. 28.6 - Prob. 76AYPCh. 28.6 - Prob. 77AYPCh. 28.6 - Prob. 78AYPCh. 28.6 - Prob. 79AYPCh. 28.6 - Prob. 80AYPCh. 28.6 - Prob. 81AYPCh. 28.6 - Prob. 82AYPCh. 28.6 - What causes the changes that lead to menopause?Ch. 28.7 - Prob. 84AYPCh. 28.7 - Prob. 85AYPCh. 28.7 - Prob. 86AYPCh. 28.7 - Prob. 87AYPCh. 28 - During meiosis I Homologous chromosomes synapse....Ch. 28 - Prob. 2RACCh. 28 - Prob. 3RACCh. 28 - The site of spermatogenesis in the male is the a....Ch. 28 - Prob. 5RACCh. 28 - Prob. 6RACCh. 28 - Concerning the penis. the membranous urethra...Ch. 28 - Prob. 8RACCh. 28 - Prob. 9RACCh. 28 - Prob. 10RACCh. 28 - In the male, before puberty a. FSH levels are...Ch. 28 - Prob. 12RACCh. 28 - Prob. 13RACCh. 28 - Prob. 14RACCh. 28 - Prob. 15RACCh. 28 - Prob. 16RACCh. 28 - Prob. 17RACCh. 28 - During sexual excitement, which of these...Ch. 28 - Prob. 19RACCh. 28 - Prob. 20RACCh. 28 - Prob. 21RACCh. 28 - Which of these processes or phases in the monthly...Ch. 28 - Prob. 23RACCh. 28 - Prob. 24RACCh. 28 - Prob. 25RACCh. 28 - Prob. 26RACCh. 28 - Prob. 27RACCh. 28 - If an adult male were castrated (testes were...Ch. 28 - Prob. 2CTCh. 28 - Prob. 3CTCh. 28 - Prob. 4CTCh. 28 - If the ovaries are removed from a 20-year-old...Ch. 28 - Prob. 6CTCh. 28 - Prob. 7CTCh. 28 - GnRH can be used to treat some females who want to...Ch. 28 - Prob. 9CTCh. 28 - Prob. 10CTCh. 28 - Prob. 11CT
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- How will you explain the role of Gonadotropin Releasing Hormone (GnRH)? The GnRH is a/an: follicle stimulator that will mature the egg cell. testes stimulator that will synthesize testosterone. С. 8. A. B. pituitary Gland stimulator that will produce FSH and LH. D. ovary stimulator that will produce sex steroid hormones. Which of these roles of hormones explains the changes in the physical appearance of the extemal genitalia of the male and female reproductive part at the onset of puberty? 9. А. Stimulation of follicle alone. В. Production of sperm and egg cell. С. Regulation of the production of GNRH D. Development of male and female characteristics. Which of the following hormone pairing will best explain why men and women have unique physical structures? 10. А. (Testosterone, Estrogen) C. (Progesterone, Adrenaline) В. (Progesterone, Estrogen) D. (Testosterone, Progesterone) What type of feedback mechanism is described when progesterone and estrogen levels drop after menstruation,…arrow_forwardA. There is an increase of FSH at the beginning of the menstrual cycle. What causes it? B. There is a surge in E2 level before the ovulation. What causes it? C. There is a decrease of FSH before the ovulation. What causes it? D. There is a surge of LH and FSH that induces the ovulation. What causes the surge? E. There is a decrease of LH and FSH after ovulation. What causes it? F. There is a decrease in E2 after ovulation. What causes it? G. There is an increase of E2 and P4 a few days after the ovulation. What causes it? H. There is a decrease of E3 and P4 at the end of menstrual cycle. What causes it?arrow_forwardWhich of these factors causes a decrease in GnRH release?a. decreased inhibin d. decreased FSHb. increased testosterone e. decreased LHarrow_forward
- Which of the following statements correctly describes the effects of increased testosterone? a. Increased levels of testosterone result in increased sperm production b. Increased levels of testosterone decreases the release of FSH and LH c. Increased levels of testosterone stimulates the release of GnRH d. Increased levels of testosterone stimulates the release of FSH and LH.arrow_forwardA woman taking birth control pills would be expected to have Select one: a. higher than normal FSH and LH levels due to fewer negative feedback messages being sent to the ovaries b. higher than nomal FSH and LH levels due to fewer negative feedback messages being sent to the pituitary gland c. lower than normal FSH and LH levels due to more negative feedback messages being sent to the pituitary gland d. lower than normal FSH and LH levels due to more negative feedback messages being sent to the ovariesarrow_forwardDuring pregnancy,a. the ovarian and uterine cycles occur more quickly than before.b. GnRH is produced at a higher level than before.c. the ovarian and uterine cycles do not occur.d. the female secondary sex characteristics are not maintained.e. Both b and c are correct.arrow_forward
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- Testosterone is mainly produced by the: a. ovaries. b. anterior pituitary. c. posterior pituitary. d. testes.arrow_forwardMenopausea. develops when follicles become less responsive to FSH and LH.b. results from elevated estrogen levels in 40- to 50-year-old females.c. occurs because too many follicles develop during each cycle.d. results when follicles develop but contain no oocytes.e. occurs because FSH and LH levels decline.arrow_forwardIf 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.arrow_forward
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