Biology: The Unity and Diversity of Life (MindTap Course List)
14th Edition
ISBN: 9781305073951
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
Chapter 34, Problem 2SQ
A __________ is synthesized from amino acids and cannot diffuse across the plasma membrane.
- a, steroid hormone
- b. protein hormone
- c. peptide hormone
- d. both b and c
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When a catecholamine or peptide hormone binds to receptors on the surface of a cell,
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D. A second messenger appears in the cytoplasm.
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Which of the following statements about hormones is not correct?
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Chapter 34 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 34 - Prob. 1DAACh. 34 - Sperm Counts Down on the Farm Contamination of...Ch. 34 - Sperm Counts Down on the Farm Contamination of...Ch. 34 - Sperm Counts Down on the Farm Contamination of...Ch. 34 - __________are signaling molecules that travel...Ch. 34 - A __________ is synthesized from amino acids and...Ch. 34 - Match each pituitary hormone with its target....Ch. 34 - Releasing hormones secreted by the hypothalamus...Ch. 34 - In adults, too much __________ can cause...Ch. 34 - Function of the __________ declines after puberty....
Ch. 34 - Low blood calcium triggers secretion by ________....Ch. 34 - _______ lowers blood sugar levels; ________ raises...Ch. 34 - Prob. 9SQCh. 34 - Secretion of _______ suppresses immune responses....Ch. 34 - Exposure to bright light lowers blood _________...Ch. 34 - Prob. 12SQCh. 34 - True or false? Only women make...Ch. 34 - Prob. 14SQCh. 34 - Prob. 15SQCh. 34 - Women who have been blind since birth almost never...Ch. 34 - A diabetic who injects too much insulin can lose...
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- A cell secretes a product that diffuses through the interstitial fluid and acts on nearby cells. This process is an example of (a) neuroendocrine secretion (b) autocrine signaling (c) paracrine signaling (d) classical endocrine regulation (e) peptide hormone functionarrow_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_forwardFunctions 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 abovearrow_forward
- A hormone crosses the target cell membrane and binds molecules in the cell nucleus to influence gene expression. What type of hormone is this? A. Cholesterol hormone B. Steroid hormone C. Receptor hormone D. Nonsteroid hormonearrow_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_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_forward
- The _____ effects of a hormone occur prenatally and/or shortly after birth. They affect the structure of the body, and they are permanent and non-reversible (they do not disappear when the hormone stops circulating). A) activating B) orienting C) organizingarrow_forwardThe response of a target cell to a hormone depends ona. the receptor in the target cell that binds thehormone.b. which second messengers are activated in the cell.c. the type of cell.d. all of these factors.arrow_forwardEndocrine glands ________. a. secrete hormones that travel through a duct to the target organs b. release neurotransmitters into the synaptic cleft c. secrete chemical messengers that travel in the bloodstream d. include sebaceous glands and sweat glandsarrow_forward
- Which of these endocrine glands is most directly involved in immune function? a. the pancreas b. the thymus c. the adenohypophysis d. the adrenal glands e. the thyroid glandarrow_forwardWhat casuses a cell to be sensative to particular hormone? A. all cells are exposed to the endocrine signals so they are all sensivtive to it B.the presense of receptors for that hormone c. the shorter the distance between the source cell and the target cell, the more sensitive the target cell is to the hormone.arrow_forwardwhich of the following happens when a therapeutic synthetic hormone is introduced into the body to treat the patients natural hormone insufficiently? (select all that apply? A. the target cells respond the same way as when the hormone is natural B.the synthetic hormone has no effort on the target tissues C the amount of natural hormone produced by patients body declines D the syntheyic hormone is destroyed before it can have an effect on the target tissue.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