Autonomic%20Nervous%20System1

Autonomic%20Nervous%20System1 - Human Anatomy and...

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Human Anatomy and Physiology 1110 Autonomic Nervous System
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Autonomic Nervous System: Learning Objectives 1.Define autonomic nervous system and explain its relationship to the peripheral nervous system. 2.Compare the somatic and autonomic nervous systems relative to effectors, efferent pathways, and neurotransmitters released. 3.Compare and contrast the functions, site of CNS origin, and locations of ganglia for the parasympathetic and sympathetic divisions. 4.Define cholinergic an adrenergic fibers, and list the different types of their receptors. 5.State the effects of the parasympathetic and sympathetic divisions on the major organs of the body.
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Peripheral nerves = motor + sensory neurons Motor neurons Somatic - innervate skeletal muscles Autonomic - innervate smooth muscle, cardiac muscle, and glands Sensory neurons Somatic and autonomic due to overlap in function e.g., pain receptors can stimulate both somatic and autonomic reflexes Autonomic Nervous System: Peripheral Nervous System
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Autonomic (involuntary): homeostasis and antagonistic control Sympathetic : fight or flight Parasympathetic: rest and digest Somatic (voluntary) Autonomic Nervous System: Peripheral Nervous System
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Autonomic%20Nervous%20System1 - Human Anatomy and...

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