Health: The Basics (13th Edition)
13th Edition
ISBN: 9780134709680
Author: Rebecca J. Donatelle
Publisher: PEARSON
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Chapter 3, Problem 3PQ
Summary Introduction
To identify: The branch of autonomic nervous system that energizes the body
Introduction:
Autonomic nervous system refers to the division of peripheral nervous system that regulates involuntary functions of the body such as breathing, digestion, heart rate, and blood flow.
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Parasympathetic nerves _____.
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cause smooth muscle in blood vessel walls to contract
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cause smooth muscle in blood vessel walls to relax
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have no role in the innervation of blood vessels
Activation of the sympathetic nervous system causes: a. increased blood flow into the skin b. a decreased heart rate c. an increased heart rate d. increased digestion
A fight-or-flight response in the body is controlled by thea. sympathetic division of the nervous system.b. parasympathetic division of the nervous system.c. release of acetylcholine from postganglionic neurons.d. somatic nervous system.
Chapter 3 Solutions
Health: The Basics (13th Edition)
Ch. 3 - Prob. 1WDYTCh. 3 - Prob. 2WDYTCh. 3 - Prob. 3WDYTCh. 3 - Even though Andre experienced stress when he...Ch. 3 - Prob. 2PQCh. 3 - Prob. 3PQCh. 3 - Prob. 4PQCh. 3 - Prob. 5PQCh. 3 - Prob. 6PQCh. 3 - Prob. 7PQ
Ch. 3 - Prob. 8PQCh. 3 - Prob. 9PQCh. 3 - After 5 years of 70-hour work weeks, Tom decided...Ch. 3 - Define stress. What are some examples of...Ch. 3 - Describe the alarm, resistance and exhaustion...Ch. 3 - What are some of the health risks that result from...Ch. 3 - Prob. 4TAICh. 3 - Prob. 5TAICh. 3 - Prob. 6TAICh. 3 - Prob. 7TAI
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- The purpose of the autonomic nervous system is to do all of the following excepta. stimulate glands.b. relay messages to skeletal muscles.c. relay messages to cardiac and smooth muscles.d. regulate the body’s homeostasis.arrow_forwardWhich of the following responses s not part of the fight-or-flight response? a. pupil dilation b. increased oxygen supply to the lungs c. suppressed digestion d. reduced mental activityarrow_forwardSympathetic stimulation to lung tissue A. Causes activation of beta2 receptors which contract smooth muscles of airways. B. Causes activation of beta1 receptors which relax smooth muscles of airways C. Causes activation of beta2 receptors which relax smooth muscles of airways. D. Causes activation of beta1 receptors which contract smooth muscles of airwaysarrow_forward
- The pilomotor reflex is activated when a person experiences a strong emotion such as excitement or fear. This reflex raises hairs on the body, causing what's commonly called goosebumps. This reflex is a result of which division of the nervous system? A. Somatic nervous system B. Sympathetic nervous system C. Central nervous system D. Parasympathetic nervous systemarrow_forwardWhich of the following brain regions is not correctly matched to itsfunction?a. The medulla oblongata regulates heartbeat, breathing, and bloodpressure.b. The cerebellum coordinates voluntary muscle movements.c. The thalamus secretes melatonin, which regulates daily bodyrhythms.d. The midbrain acts as a refl ex center for visual, auditory, andtactile responses.arrow_forwardGalen performed vivisection, or live experimentation, on animals to learn about the nervous system. What did Galen discover with his squealing pig experiment? A) Galen correctly identified that peripheral nerves could control bodily function B) Galen correctly identified the division between the central and peripheral nervous systems C) Galen demonstrated that tendons, ligaments and nerves were separate entities D) Galen demonstated that transection of individual nerves had little functional consequence.arrow_forward
- What are the main differences between the sympathetic and parasympathetic branches of the autonomic nervous system?arrow_forwardThe part of the brain that is responsible for coordination during movement is the ______. a. limbic system b. thalamus c. cerebellum d. parietal lobearrow_forwardWhich part of the nervous system directly controls the digestive system? a. parasympathetic nervous system b. central nervous system c. spinal cord d. sensory-somatic nervous systemarrow_forward
- Ganglia are ... a) ... collections of nerve cell bodies outside the CNS b) ... part of a nerve cell c) ... the connection between two nerve cells d) ... collections of nerve fibers in the CNS e) ... a type of glial cells in the brainarrow_forwardMultiple sclerosis is a neurodegenerative disease in which the body’s immune system attacks and breaks down the white matter in the nervous system. A. What is another word (other than “white matter”) for the structure or type of cells that are affected in patients with MS? B. Given what these cells/structures do, what effect on neural transmission do you think MS has?arrow_forwardAcetylcholine is a neurotransmitter that provides for communication between muscles and nerves. When there is a problem with the interaction between acetylcholine and the acetylcholine receptor sites on the muscles, which condition(s) can occur? A. Myasthenia gravis B. Botulism C. Multiple sclerosis D. A and Barrow_forward
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