Human Physiology
15th Edition
ISBN: 9781259864629
Author: Fox, Stuart Ira
Publisher: Mcgraw-hill Education,
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Chapter 20, Problem 2RA
Summary Introduction
To review:
The level of hormones during the follicular phase.
Introduction:
The menstrual cycle comprises of different phases. The follicular phase is one of the phases involved in the menstrual cycle. This phase starts from the day 1 of the menstrual cycle and ends at day 13. The length of the follicular phase may vary due to a number of factors.
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Which of the following correctly describes the results of andropause?
Select one:
A. Lower sperm count and increased rate of testicular cancer.
B. Increased estrogen levels and decrease testosterone levels.
C. Decreased fertility and increased testosterone levels.
D. Reduction of muscle and bone mass and lower sperm count.
What is a potential consequence of embryonic exposure to endocrine-disrupting compounds that can bind to estrogen receptors?
Select one:
a.
Increased growth rate and early birth
b.
Decrease in size of developing testes
c.
Increased rate of ovulation
d.
Decreased sperm count
e.
Choices B and D are correct
Which 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 Placenta
Chapter 20 Solutions
Human Physiology
Ch. 20 - Define the terms diploid and haploid, and explain...Ch. 20 - Explain how the chromosomal sex determines whether...Ch. 20 - List the male and female accessory sex organs and...Ch. 20 - Describe the abnormalities characteristic of...Ch. 20 - Prob. 3aCPCh. 20 - Prob. 3bCPCh. 20 - Prob. 4aCPCh. 20 - Prob. 4bCPCh. 20 - Prob. 4cCPCh. 20 - Prob. 5aCP
Ch. 20 - Prob. 5bCPCh. 20 - Prob. 6aCPCh. 20 - Prob. 6bCPCh. 20 - Describe the roles of FSH and testosterone in...Ch. 20 - Prob. 8aCPCh. 20 - Prob. 8bCPCh. 20 - Prob. 9aCPCh. 20 - Prob. 9bCPCh. 20 - Describe the changes that occur in the ovary and...Ch. 20 - Describe the formation, function, and fate of the...Ch. 20 - Prob. 11aCPCh. 20 - Explain the significance of negative feedback...Ch. 20 - Prob. 12aCPCh. 20 - Prob. 12bCPCh. 20 - List the fetal and maternal components of the...Ch. 20 - Prob. 13bCPCh. 20 - Prob. 14CPCh. 20 - Prob. 15CPCh. 20 - Prob. 1RACh. 20 - Prob. 2RACh. 20 - Prob. 3RACh. 20 - Prob. 4RACh. 20 - Prob. 5RACh. 20 - Prob. 6RACh. 20 - Prob. 7RACh. 20 - Prob. 8RACh. 20 - Which of these statements is true?
Ch. 20 - Prob. 10RACh. 20 - Prob. 11RACh. 20 - Prob. 12RACh. 20 - Prob. 13RACh. 20 - Prob. 14RACh. 20 - Prob. 15RACh. 20 - The contents of the birth control pill
Ch. 20 - Which of the following statements regarding...Ch. 20 - Prob. 18RACh. 20 - Prob. 19RACh. 20 - Prob. 20RACh. 20 - Prob. 21RACh. 20 - Prob. 22RACh. 20 - Prob. 23RACh. 20 - Prob. 24RACh. 20 - Prob. 25RACh. 20 - Prob. 26RACh. 20 - Prob. 27RACh. 20 - Describe the steps of oogenesis when fertilization...Ch. 20 - Prob. 29RACh. 20 - Prob. 30RACh. 20 - Prob. 31RACh. 20 - Prob. 32RACh. 20 - Prob. 33RACh. 20 - Prob. 34RACh. 20 - Prob. 35RACh. 20 - Prob. 36RACh. 20 - Prob. 37RACh. 20 - Prob. 38RACh. 20 - Prob. 39RACh. 20 - Prob. 40RACh. 20 - Prob. 41RACh. 20 - Prob. 42RACh. 20 - Prob. 43RACh. 20 - Prob. 44RA
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- Which hormone causes FSH and LH to be released? a. testosterone b. estrogen c. GnRH d. progesteronearrow_forwardIn the fertility awareness method of birth control, a woman gauges her monthly fertile period by monitoring changes in the consistency of her vaginal mucus. What kind of information does such a method provide about the likelihood of getting pregnant?arrow_forwardMatch each hormone with its effect. oxytocin a. growth of facial hair testosterone b. uterus contracts LH c. LH, FSH are released GnRH d. surge causes ovulation FSH e. follicle develops HCG f. milk is produced prolactin g. corpus luteum is maintainedarrow_forward
- Which hormone is primarily responsible for the contractions during labor? a. oxytocin b. estrogen c. -HCG d. progesteronearrow_forwardIn a menstrual cycle that does not result in pregnancy,a. LH stimulates follicle development early in the cycle.b. GnRH stimulates follicle development late in the cycle.c. ovulation typically occurs a day or two beforemenstruation.d. negative feedback by estrogen and progesterone inhibitsthe secretion of GnRH.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_forward
- What is the purpose of androgen binding protein by Sertoli cells of the testes? a. Potentiates the actions of testosterone at target cells b. Prevents testosterone from diffusing out the testes c. Regulates level of testosterone via negative feedback control at the level of the anterior pituitary d. To stimulate testosterone productionarrow_forwardWhich of the following is likely to happen when you remove the testes of an adult male rat? a) Decrease in follicle stimulating hormone. b) Decrease in the level of gonadotropin releasing hormone. c) Increase in testosterone levels. d) Increase in the level of follicle stimulating hormone.arrow_forwardThe vessels marked in the diagram below, (A) function to decrease the temperature of blood flowing into the testis (B) are derived from the testicular vein (C) carries blood with a higher level of testosterone than LH or FSH (D) A and B (E) B and C (F) all of the abovearrow_forward
- In a female, follicle-stimulating hormone (FSH) and luteinizing hormone (LH) target the:a. uterus. c. ovaries.b. anterior pituitary gland. d. hypothalamus.arrow_forwardUnder which of these conditions are you most likely to observe a depression in plasma prolactin levels? Group of answer choices a. Breastfeeding b. Increased stimulation of dopaminergic neurons of the hypothalamus c. Pregnancy d. Increased TRH secretionarrow_forwardWhich 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_forward
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