Loose-leaf Version for What Is Life? A Guide to Biology 4E & LaunchPad for What is Life? A Guide to Biology 4E (Twelve Month Access)
4th Edition
ISBN: 9781319154639
Author: Jay Phelan
Publisher: W.H. Freeman & Co
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Chapter 25, Problem 2MC
Summary Introduction
Introduction:
Hormones are carried and transported by the blood.
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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 environment
The endocrine system consists of glands that:
a.
release chemicals into ducts
b.
release chemicals into the blood
c.
release chemicals into body cavities
d.
all of the above
Define the following terms: a. TSH b. T3 c. T4 d. endocrine system e. SUA
Chapter 25 Solutions
Loose-leaf Version for What Is Life? A Guide to Biology 4E & LaunchPad for What is Life? A Guide to Biology 4E (Twelve Month Access)
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- Which of the following manipulations could hypothetically alleviate the physiological stress response? A. Block the action of the parasympathetic nervous system. B. Apply an ACTH agonist. C. Block the action of the sympathetic nervous system. D. Increase the production of glucocorticoids.arrow_forwardWhich of the following is not a function of the endocrine system? A. Contributes to homeostatic feedback loops. B. Produces quick effects through electrochemical mechanisms. Shy C. Alters the metabolic activities of many different target tissues and organs. D. Releases chemicals into the bloodstream for distribution throughout the body.arrow_forwardWhich of the following statements is not true of the endocrine system? Select one: A. Most of its components are not anatomically connected, unlike most other systems of the body. O B. It is one of two major regulatory systems of the body O C. It is an important regulator of homeostatic mechanisms. O D. The nervous and endocrine systems often overlap in function. O E. It is composed of glands that secrete chemical messengers through ducts into the blood.arrow_forward
- Which of these assertions about hormones is not accurate? Which of these assertions about hormones is not accurate? A.)Hormones produced by the hypothalamus are considered neurohormones. B.) Cortisol is released in response to the release of ACTH from the pituitary. C.) Hormonal changes during puberty and pregnancy are forms of endocrine disruption. D.) Growth and metamorphosis are controlled by hormones.arrow_forwardThe endocrine system: A. All of the answers are correct B. Releases hormones that affect the metabolic activities of different tissues and organs C. Releases chemicals into the circulatory system for distribution throughout the body D. Produces effects that can last for hours, days and even longer E. Functions to control ongoing metabolic processesarrow_forwardUnlike the nervous system, the endocrine systema. uses chemical signals as a means of communication.b. helps maintain equilibrium.c. sends messages to target organs.d. changes the metabolism of cells.arrow_forward
- Regarding the endocrine system, which of the following statements is FALSE? A. Hormone secreted during times of high motion tend to interfere with memory formation B. The emotional issues of adolescents are due in part to elevated levels of hormones C. A chemical level, hormones are similar to neurotransmitters D. Androgens (“male hormones”) are related to the sex drive in both males and females.arrow_forwardThe release of hormones from endocrine glands is most often controlled by Select one: A. ectopic tumors. B. the amount of food intake. C. negative feedback mechanisms. D. drug treatments. E. positive feedback mechanisms.arrow_forwardThe term “central nervous system” is used to refer to which of the following? a. The brain and spinal cord b. The ventricles that sit at the center of the brain c. Cranial nerves that make direct connections with the brain d. Nerves leaving the spinal cord innervating axial or trunk muscles near the center of the body Which of the following hormones is released by the hypothalamus during stress? a. neuropeptide Y (NPY) b. glucocorticoids (including cortisol) c. adrenocorticotropic hormone (ACTH) d. corticotropin releasing factor (CRF; also called CRH)arrow_forward
- Which of the following statements about steroid and non-steroid hormones is false?a. Non-steroid hormones typically act through second messengers such as cAMP.b. Non-steroid hormones are not lipid soluble and cannot enter the target cell.c. Steroid hormones act usually slower than non-steroid hormones.d. Cortisol and aldosterone are non-steroid hormones that are produced by the cortex of the adrenal glandarrow_forwardCortisol plays a very important role in the stress response, because it: A) increases heart rate, blood pressure, and cardiac output. B) increases parasympathetic activity to relax the body and promote recovery after the stressor ends. C) increases metabolism, glucose availability, and blood supply to muscles. D) all of these optionarrow_forwardThe formation and release of hormones from a cell or structure is calleda. digestion.b. excretion.c. synthesis.d. secretion.arrow_forward
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Great Glands - Your Endocrine System: CrashCourse Biology #33; Author: CrashCourse;https://www.youtube.com/watch?v=WVrlHH14q3o;License: Standard Youtube License