Human Biology: Concepts and Current Issues, Books a la Carte Edition (8th Edition)
8th Edition
ISBN: 9780134154008
Author: Michael D. Johnson
Publisher: PEARSON
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Textbook Question
Chapter 13, Problem 1TY
_________ hormones enter target cells and bind to intracellular receptors, whereas_________ hormones bind to cell membrane receptors and never enter the target cells.
a. Nonsteroid ... steroid
b. Protein ... peptide
c. Steroid ... nonsteroid
d. Steroid ... carbohydrate
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Which of the following statements about hormones is not correct?
A. The persistance of a hormone in the blood is usually of short duration.B. The time required for the onset of hormonal effects can vary
C. Organ responses to hormones occur as soon as receptors are bound.
D. The duration of hormone action is variable.
Functions of hormones include which of the following? a. control rates of certain chemical reactions b. transport substances across cell membranes c. help regulate water and electrolyte balances d. all of the above
Which of the following is a property common between endocrine hormones, paracrine hormones, and pheromones?
A. They all operate internally within an organism to stimulate different cellular responses.
B. They are all secreted by dedicated glands within the endocrine system.
C. They are all water-soluble hormones
D. Both A and B
E. None of the above
Chapter 13 Solutions
Human Biology: Concepts and Current Issues, Books a la Carte Edition (8th Edition)
Ch. 13 -
1. Why do you think that endocrine disruptors...Ch. 13 - Prob. 2QCCh. 13 - List the functions of the six hormones secreted by...Ch. 13 - Prob. 2CRCh. 13 - Prob. 3CRCh. 13 -
4. Define when you would call a norepinephrine a...Ch. 13 - Explain why a 30-year-old short person cannot be...Ch. 13 - Describe the function of the two hormones from the...Ch. 13 - Prob. 7CRCh. 13 - Prob. 8CR
Ch. 13 - Prob. 9CRCh. 13 - Prob. 10CRCh. 13 - _________ hormones enter target cells and bind to...Ch. 13 - Prob. 2TYCh. 13 - Prob. 3TYCh. 13 - Which two hormones most directly regulate...Ch. 13 - All of the following represent hormone pairs with...Ch. 13 - Prob. 6TYCh. 13 - Prob. 7TYCh. 13 - Prob. 8TYCh. 13 - Prob. 9TYCh. 13 - Prob. 10TYCh. 13 - Prob. 11TYCh. 13 -
12. Which of the following statements about...Ch. 13 - Prob. 13TYCh. 13 - Prob. 14TYCh. 13 - Which of the following would be triggered by a...Ch. 13 - Prob. 1AWKCh. 13 - Explain why an injection of epinephrine to combat...Ch. 13 - From what you read in section 13.5 draw the...Ch. 13 - Prob. 4AWKCh. 13 - Prob. 5AWKCh. 13 - A student finishes up the fall semester with...
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- Which of the following statements about polypeptide hormones is false?a. They bind to receptors located on the cell membrane.b. Most of them are lipophilic.c. They are the most abundant class of hormones.d. They normally activate second messengers.e. They bind noncovalently to receptors.arrow_forwardWhich of the following is true about lipophilic hormones? a. They are freely soluble in the blood. b. They require a transport protein in the bloodstream. c. They cannot enter their target cells. d. They are rapidly deactivated after binding to their receptors.arrow_forwardThe actions of lipid-soluble hormones include a. activation or inhibition of enzymatic pathways. b. binding with a hormone-responsive element. c. muscle contraction or relaxation. d. stimulation of cellular secretions.arrow_forward
- Which of the following is an important function of the endocrine system? a. Provides mechanisms for rapid response to changes in the body b. Provides mechanisms that control the nervous system c. It inhibits nervous system action on muscles and glands d. It maintains a contant yet dynamic internal fluid environmentarrow_forwardWhich of the following observations can be explained by the properties of hormone receptors? a) A certain tissue can react to more than one hormone b) A certain hormone affects only a specific tissue, not all tissues c) Some tissues react very quickly to a certain hormone, other tissues take many hours to react to the same hormonearrow_forwardEndocrine downregulation ... a) ... occurs in target cells that respond to hormones that are present in constant amounts in the blood. b) ... leads to the increased sensitivity of the target organ to the hormone. c) ... leads to a decrease in the number of receptors in the target cell. d)... occurs in part due to increased receptor synthesis in the target cell.arrow_forward
- which of the following statements best characterizes the hormone-receptor interaction? a. receptors can have different affinities for multiple ligands b. each hormone will only interact with one type of receptor c. the hormone-receptor contact is generally irreversible d. most cells express receptors for all hormonearrow_forwardWhich is the following is an example of the nervous system directly interacting with the endocrine system? a. The secretion of cortisol early in the morning b. The continuous secretion of thyroid hormone c. The secretion of epinephrine and norepinephrine during the fight or flight response d. The secretion of insulin after a mealarrow_forwardAn increase in epinephrine results in: a. An increase activity of insulin. b. An increased activity of protein kinase A. c. A decreased level of cAMP. d. An increase activity of protein phosphatase.arrow_forward
- A physician sees a patient whose symptoms include sluggishness, depression, and intolerance to cold. After eliminating other possible causes, the doctor diagnoses a hormone problem. What disorder fits the symptoms? Why does the doctor suspect that the underlying cause is a malfunction of the anterior pituitary gland?arrow_forwardWhich of the following is not a general process controlled by the endocrine system? a. development, growth, and metabolism b. control of reproductive activities c. maintenance of homeostasis of blood composition d. programmed cell death/destruction of aged cellsarrow_forwardWhich of the following is NOT a trait of lipid-soluble hormones? A. They often need help of carrier proteins to circulate in the blood stream. B. They frequently activate signal transduction pathways that use second messengers. C. They easily diffuse through the phospholipid bilayers of target cells. D. They are typically modified lipids E. They normally leave secretory cells without using exocytosisarrow_forward
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