SEELEY'S ANATOMY+PHYSIOLOGY
12th Edition
ISBN: 9781260172195
Author: VanPutte
Publisher: RENT MCG
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Chapter 17, Problem 14RAC
Summary Introduction
Introduction:
G-protein coupled receptor undergoes conformational changes after binding to epinephrine and then activates a particular set of proteins that trigger the activation of cAMP (cyclic adenosine monophosphate), this cAMP then phosphorylates various proteins to cause glycogen breakdown and lipids breakdown from the liver and adipose tissue respectively.
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Chapter 17 Solutions
SEELEY'S ANATOMY+PHYSIOLOGY
Ch. 17.1 - How does an endocrine gland differ from an...Ch. 17.1 - Prob. 2AYPCh. 17.1 - In what ways does the nervous system differ from...Ch. 17.1 - Name and describe the four classes of chemical...Ch. 17.2 - Prob. 5AYPCh. 17.2 - Prob. 6AYPCh. 17.2 - Prob. 7AYPCh. 17.2 - What effect does a bound hormone have on the...Ch. 17.2 - What are the two chemical categories of hormones?...Ch. 17.2 - Describe how the chemical nature of a hormone...
Ch. 17.2 - Prob. 11AYPCh. 17.2 - Why do organs regulated by protein hormones have...Ch. 17.2 - Prob. 13AYPCh. 17.2 - Describe chronic, acute, and episodic patterns of...Ch. 17.3 - Describe and give examples of the three major ways...Ch. 17.3 - Prob. 16AYPCh. 17.4 - What characteristics ofa hormone receptor make...Ch. 17.4 - What is down-regulation, and what may cause it to...Ch. 17.4 - Prob. 19AYPCh. 17.4 - What are the two classes of hormone receptors? How...Ch. 17.4 - Prob. 21AYPCh. 17.4 - Prob. 22AYPCh. 17.4 - Prob. 23AYPCh. 17.4 - What two ways can a membrane-bound receptor use to...Ch. 17.4 - Explain how the hormone-receptor complex can alter...Ch. 17.4 - List four intracellular mediators affected by G...Ch. 17.4 - Prob. 27AYPCh. 17.4 - Prob. 28AYPCh. 17.4 - Prob. 29AYPCh. 17.4 - Prob. 30AYPCh. 17 - Prob. 1RACCh. 17 - Prob. 2RACCh. 17 - Which of these can regulate the secretion of a...Ch. 17 - Prob. 4RACCh. 17 - Prob. 5RACCh. 17 - Concerning the half-lifeof hormones, a....Ch. 17 - Prob. 7RACCh. 17 - Prob. 8RACCh. 17 - Prob. 9RACCh. 17 - Prob. 10RACCh. 17 - Prob. 11RACCh. 17 - Which of these can limit a cell's response to a...Ch. 17 - Prob. 13RACCh. 17 - Prob. 14RACCh. 17 - When a hormone binds to a nuclear receptor a. DNA...Ch. 17 - Prob. 16RACCh. 17 - Prob. 1CTCh. 17 - Prob. 2CTCh. 17 - Prob. 3CTCh. 17 - Prob. 4CTCh. 17 - Prob. 5CTCh. 17 - Prob. 6CTCh. 17 - Thyroid hormones are important in regulating the...Ch. 17 - Prob. 8CTCh. 17 - Prob. 9CT
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- Given these observations:(1) A hormone affects only a specific tissue (not all tissues).(2) A tissue can respond to more than one hormone.(3) Some tissues respond rapidly to a hormone, whereas others takemany hours to respond.Which of these observations can be explained by the characteristicsof hormone receptors?a. 1 c. 2,3 e. 1,2,3b. 1,2 d. 1,3arrow_forwardA new antagonist molecule has been discovered that binds to and blocks plasma membrane receptors. What effect will this antagonist have on testosterone, a steroid hormone? a. It will block testosterone from binding to its receptor. b. It will block testosterone from activating cAMP signaling. c. It will increase testosterone-mediated signaling. d. It will not affect testosterone-mediated signaling.arrow_forwardWhich of the following are components of intracellular enzyme cascades initiated by water-soluble hormones? a. G proteins . cAMP molecules c. protein kinase enzymes d. All of these are correct.arrow_forward
- Given this list of molecule types: (1) nucleic acid derivatives (2) fatty acid derivatives (3) peptides (4) proteins (5) phospholipids Which could be hormone molecules? a. 1,2,3 c. 1.2.3.4 e. 1,2,3,4,5 b. 2,3,4 d. 2,3,4,5arrow_forwardWhich of these is not a means by which hormones are eliminatedfrom the circulatory system?a. excreted into urine or bileb. bound to binding proteinsc. enzymatically degraded in the blood (metabolism)d. actively transported into cellse. conjugated with sulfate or glucuronic acidarrow_forward1. Norepinephrine and epinephrine act in a permissive manner to thyroid hormone. This means... A. Norepinephrine and epinephrine bind to TH receptors B. Norepinephrine and epinephrine antagonize the action of TH C. Norepinephrine and epinephrine upregulate the number of TH receptors, strengthening the effects of TH 2. Which mechanism of action is NOT common to both cortisol and growth hormone? A. Muscle building B. Mobilizing fatty acidsarrow_forward
- Second messengers are activated in response to a. steroid hormones. b. thyroxine. c. hydrophilic hormones. d. All of the choices are correct.arrow_forwardWhich 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 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_forward
- Which one of the following best describes the characteristics of an autocrine hormone? Select one: a. Released into bloodstream b. Acts on neighboring cells c. Acts on same cells to amplify signals d. Acts on target cells far away from site of synthesis e. Diffuses across the synaptic junctionarrow_forwardWhich hormone utilizes a "hormone response element" as part of its signaling mechanism? A. Luteinizing hormone B. Epinephrine C. Dihydrotestosterone D. Follicle stimulating hormone E. Anti-Müllerian hormonearrow_forwardConcerning the half-life of hormones,a. lipid-soluble hormones generally have a longer half-life.b. hormones with a shorter half-life regulate activities with a slowonset and long duration.c. hormones with a shorter half-life are maintained at more constantlevels in the blood.d. lipid-soluble hormones are degraded rapidly by enzymes in the circulatory system.e. water-soluble hormones usually bind to plasma proteins.arrow_forward
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