HUMAN ANATOMY
6th Edition
ISBN: 9781260986037
Author: SALADIN
Publisher: MCG
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Chapter 18.3, Problem 2AWYK
Often, two hormones have opposite (antagonistic) effects on the same target organs. For example, oxytocn stimulates labor contractions, and progesterone inhibts prematuure labor, Name some other examples of antagonistic effects among the hormones in this chapter.
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Often, two hormones have opposite (antagonistic) effects on the same target organs. For example, oxytocin stimulates labor contractions, and progesterone inhibits premature labor.Name some other examples of antagonistic effects among the hormones?
Levels of the Female Reproductive Hormones during the Menstrual Cycle
Hormone
Day 4
Day 14
Day 21
Estrogen (pg/mL)
N/A
>100
<60
Progesterone (ng/mL)
N/A
<1.5
>15
LH (mIU/mL)
<7
>15
N/A
FSH (mIU/mL)
<13
>15
N/A
Identify the hormones numbered in the graph above.
Number:
Answer
Answer
Answer
Answer
Hormone:
Estrogen
Progesterone
LH
FSH
Identify 1 effect of the hormone Inhibin in pregnancy.
Select one:
O a.
This inhibits the secretion of follicle stimulating hormaone by the anterior
pituitary gland - preventing ovulation
O b.
It is know to mediate the haemodynamic changes that occur during pregnancy
such as; increased cardiac output, increased renal flow, increased arterial
compliance
0 с.
This influences the transamniotic waste transfer from the mother to the fetus
side
Chapter 18 Solutions
HUMAN ANATOMY
Ch. 18.1 - Define the word hormone. Compare hormones and...Ch. 18.1 - Prob. 2BYGOCh. 18.1 - Prob. 3BYGOCh. 18.1 - How do the nervous and endocrine systems differ?...Ch. 18.2 - Prob. 5BYGOCh. 18.2 - Prob. 6BYGOCh. 18.2 - Prob. 7BYGOCh. 18.2 - Prob. 8BYGOCh. 18.3 - The zona fasciculate thickens significantly in...Ch. 18.3 - Often, two hormones have opposite (antagonistic)...
Ch. 18.3 - Prob. 9BYGOCh. 18.3 - Prob. 10BYGOCh. 18.3 - Prob. 11BYGOCh. 18.3 - What is the difference between a gonadal hormone...Ch. 18.3 - What hormones are most important in regulating...Ch. 18.3 - Prob. 14BYGOCh. 18.4 - Prob. 15BYGOCh. 18.4 - Prob. 16BYGOCh. 18.4 - Prob. 17BYGOCh. 18.4 - Prob. 18BYGOCh. 18 - The definitions of hormone and endocrine systemCh. 18 - Prob. 18.1.2AYLOCh. 18 - Prob. 18.1.3AYLOCh. 18 - Prob. 18.1.4AYLOCh. 18 - Prob. 18.1.5AYLOCh. 18 - Prob. 18.1.6AYLOCh. 18 - Prob. 18.1.7AYLOCh. 18 - Prob. 18.2.1AYLOCh. 18 - Prob. 18.2.2AYLOCh. 18 - Prob. 18.2.3AYLOCh. 18 - Prob. 18.2.4AYLOCh. 18 - Prob. 18.2.5AYLOCh. 18 - Prob. 18.2.6AYLOCh. 18 - Prob. 18.2.7AYLOCh. 18 - The target organs or tissues and the funtions of...Ch. 18 - Prob. 18.2.9AYLOCh. 18 - Prob. 18.3.1AYLOCh. 18 - Prob. 18.3.2AYLOCh. 18 - The location, anatomy, and histology of the...Ch. 18 - Prob. 18.3.4AYLOCh. 18 - Prob. 18.3.5AYLOCh. 18 - Prob. 18.3.6AYLOCh. 18 - Prob. 18.3.7AYLOCh. 18 - The location and structure of the pancreatic...Ch. 18 - Prob. 18.3.9AYLOCh. 18 - Prob. 18.3.10AYLOCh. 18 - Prob. 18.4.1AYLOCh. 18 - Prob. 18.4.2AYLOCh. 18 - Prob. 18.4.3AYLOCh. 18 - The cause and effects of pheochromocytoma of the...Ch. 18 - The cause and effects of endemic goiterCh. 18 - Prob. 18.4.6AYLOCh. 18 - Prob. 1TYRCh. 18 - Prob. 2TYRCh. 18 - Prob. 3TYRCh. 18 - Prob. 4TYRCh. 18 - Prob. 5TYRCh. 18 - Prob. 6TYRCh. 18 - Prob. 7TYRCh. 18 - Prob. 8TYRCh. 18 - Which of these endocrine glands is most directly...Ch. 18 - Prob. 10TYRCh. 18 - Prob. 11TYRCh. 18 - Prob. 12TYRCh. 18 - Prob. 13TYRCh. 18 - Prob. 14TYRCh. 18 - Prob. 15TYRCh. 18 - Prob. 16TYRCh. 18 - Prob. 17TYRCh. 18 - Prob. 18TYRCh. 18 - Prob. 19TYRCh. 18 - Prob. 20TYRCh. 18 - Prob. 1BYMVCh. 18 - Prob. 2BYMVCh. 18 - Prob. 3BYMVCh. 18 - Prob. 4BYMVCh. 18 - Prob. 5BYMVCh. 18 - Prob. 6BYMVCh. 18 - State a meaning of each word element and give a...Ch. 18 - Prob. 8BYMVCh. 18 - Prob. 9BYMVCh. 18 - Prob. 10BYMVCh. 18 - Prob. 1WWWTSCh. 18 - Prob. 2WWWTSCh. 18 - Prob. 3WWWTSCh. 18 - Prob. 4WWWTSCh. 18 - Prob. 5WWWTSCh. 18 - Prob. 6WWWTSCh. 18 - Prob. 7WWWTSCh. 18 - Prob. 8WWWTSCh. 18 - Prob. 9WWWTSCh. 18 - Prob. 10WWWTSCh. 18 - Prob. 1TYCCh. 18 - Examine the anatomical relationship between the...Ch. 18 - Prob. 3TYCCh. 18 - Prob. 4TYCCh. 18 - Prob. 5TYC
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- In the female endocrine system, gonadotropin-releasing hormone (GnRH) is able to modulate two hormones to result in the release of a single ovum . This complex system is vulnerable to disruption with resulting abnormal uterine bleeding and infertility Gonadotropin -releasing hormone () stimulates the release of folliclestimulating hormone in addition to which the following ? Adrenocorticotropic harmone Thyroid - hormone TSH ) Opute peptide Growth hormone (GH) Luteinizing hormone (LH)arrow_forwardIdentify which of the following hormones characteristically regulates the activity of the cell whose nucleus is marked by the arrow in the two images below? (A) luteinizing hormone (B) gonadotropin-releasing hormone (C) 5-alpha-reductase (D) follicle-stimulating hormone (E) inhibinarrow_forwardOne of the main endocrine glands in the human body is the pituitary gland. This gland produces a variety of hormones with different effects. Among these are a heterogeneous group of hormones called tropic hormones, which directly stimulate the secretion of other hormones from downstream endocrine glands. Which of the following are tropic hormones? Select all that apply. LH Prolactin Oxytocin ACTH TSH testosteronearrow_forward
- Progesterone is a steroid hormone that is produced by the placenta during pregnancy. Based on its structure (shown below), explain why progesterone’s effects are mediated by a receptor located inside the cell rather than on the cell membrane.arrow_forwardList three different menopausal symptoms that can be counteracted by HRT (hormone replacement therapy). What is the reason why both estrogen and progestin are often included in these preparations?arrow_forwardDiscuss the role of the Follicle Stimulating Hormone in human biology/anatomy/physiologyarrow_forward
- What fraction of estrogen receptors is expected to be free in the presence of an estradiol concentration of 1 nM assuming no other ligands are present? Enter your answer in decimal form. Fraction of free estrogen receptors = 0.0909 Incorrectarrow_forwardEven though they are not a hormone, prostaglandins act in a similar way. Shortly answer the following question according to the diagram. 1.Do the prostaglandins serve as a hormonal control system? If so, identify that system and explain your answer.arrow_forwardSex hormone binding globulin (SHBG) binds about 60% of the testosterone in circulation. What is the role of this protein?arrow_forward
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