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Chapter 15 The Autonomic Nervous System

Chapter 15 The Autonomic Nervous System - The Autonomic...

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The Autonomic Nervous System and Visceral and System and Visceral and Sensory Neurons Chapter 15
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Introduction ANS A system of motor neurons that innervate A system of motor neurons that innervate the smooth muscle, cardiac muscle, and glands of the body.
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Introduction Autonomic nervous system (ANS) Maintains homeostasis or activity or Functions independently No conscious control necessary No breathing & 2bpm!
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Comparison of autonomic and Comparison of autonomic and somatic motor systems: Effectors Voluntary (somatic) Skeletal muscles Involuntary (autonomic) Smooth muscle Cardiac muscle Glandular epithelium
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Comparison of autonomic and Comparison of autonomic and somatic nervous systems Voluntary Single axon Autonomic Pre/post ganglionic Cell bodies in CNS neurons Cell bodies in CNS and outside CNS Page 445
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Divisions of the ANS Sympathetic Parasympathetic
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Functional Organization of the Peripheral Nervous System
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