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Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Consider the given diagram of a neuron. A neurotransmitter carries a nerve impulse between two neurons. Which of the following set o transmission at nerve impulse at the synapse? points correctly depicts t A) A to B B) A to C (C) B to C Question 21 Which of the following is a difference between neurotransmitters and hormones? A) Neurotransmitters are a derivative of steroids, whereas hormones are a derivativre of proteins. B) Neurotrausmitters have a complex chemical structure, wbereas bormones bave a simple chemical structure. C Neurotransmitters are produced by the body, whereas hormones are exclusively taken through diet. D Neurotransmitters act over a short distance, whereas bormones act over a long distance. (E) All of these are differences between neurotransmitters and bormones. Question 22 To which class of chemical messengers does the given compound belong? CH, CH,-d-0-CH,-CH,-N-CH, ČH A) cholinergic messengers B) amino acid messengers (c) adrenergic messengers peptidergic messengers
Transcribed Image Text:Consider the given diagram of a neuron. A neurotransmitter carries a nerve impulse between two neurons. Which of the following set o transmission at nerve impulse at the synapse? points correctly depicts t A) A to B B) A to C (C) B to C Question 21 Which of the following is a difference between neurotransmitters and hormones? A) Neurotransmitters are a derivative of steroids, whereas hormones are a derivativre of proteins. B) Neurotrausmitters have a complex chemical structure, wbereas bormones bave a simple chemical structure. C Neurotransmitters are produced by the body, whereas hormones are exclusively taken through diet. D Neurotransmitters act over a short distance, whereas bormones act over a long distance. (E) All of these are differences between neurotransmitters and bormones. Question 22 To which class of chemical messengers does the given compound belong? CH, CH,-d-0-CH,-CH,-N-CH, ČH A) cholinergic messengers B) amino acid messengers (c) adrenergic messengers peptidergic messengers
Question 23 How does cyclic AMP activate a protein kinase? by phosphorylating the regulatory unit B by dissociating the catalytic unit from the regulatory unit by phosphorylating the catalytic unit D by phosphorylating the ion-translocating protein Question 24 Which of the following statements is true of peptidergic messengers? They primarily belong to the group of hormones that affect metabolism. B They do not utilize G-protein-adeaylate cyclase as a secondary messenger system. They include neuropeptides that act as potent anorexic agents. D) None of these are true. Question 25 Identify a peptide that binds to specific pain receptors and controls pain perception. enkephalia B) neuropeptide Y leptin substance P
Transcribed Image Text:Question 23 How does cyclic AMP activate a protein kinase? by phosphorylating the regulatory unit B by dissociating the catalytic unit from the regulatory unit by phosphorylating the catalytic unit D by phosphorylating the ion-translocating protein Question 24 Which of the following statements is true of peptidergic messengers? They primarily belong to the group of hormones that affect metabolism. B They do not utilize G-protein-adeaylate cyclase as a secondary messenger system. They include neuropeptides that act as potent anorexic agents. D) None of these are true. Question 25 Identify a peptide that binds to specific pain receptors and controls pain perception. enkephalia B) neuropeptide Y leptin substance P
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