ANP 300 - L14-L15 Autonomics(1)

ANP 300 - L14-L15 Autonomics(1) - AUTONOMIC NERVOUS SYSTEM...

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Unformatted text preview: AUTONOMIC NERVOUS SYSTEM ORGANIZATION OF THE NERVOUS SYSTEM Efferent Visceral PNS Sympathetic Parasympathetic AUTONOMIC NERVOUS SYSTEM Autonomic = Peripheral Nerves of Spinal Cord & Brain BRAIN CNS SPINAL CORD CRANIAL NERVES PNS SPINAL NERVES Visceral Efferent Differences Between SOMATIC and AUTONOMIC 1. Type of Control 2. Type of Effector Organ 3. Number of Neurons from CNS to Effector Organ 4. Type of Neurotransmitter Differences Between SOMATIC and AUTONOMIC 1. Type of Control Voluntary (conscious) Involuntary (unconscious) Differences Between SOMATIC and AUTONOMIC 1. Type of Control Voluntary (conscious) Differences Between SOMATIC and AUTONOMIC 2. Type of Effector Organ Skeletal Muscle Smooth Muscle Cardiac Muscle Glandular Tissue Differences Between SOMATIC and AUTONOMIC 3. Number of Neurons from CNS to Effector Organ One Two Differences Between SOMATIC and AUTONOMIC 3. Number of Neurons from CNS to Effector Organ One Two Myelinated Preganglionic - Myelinated Postganglionic- Unmyelinated Differences: SYMPATHETIC vs PARASYMPATHETIC Length of Neurons from CNS to Effector Organ Preganglionic - LONG Postganglionic- SHORT Sympathetic Parasympathetic Preganglionic - SHORT Postganglionic- LONG Differences Between SOMATIC and AUTONOMIC 4. Type of Neurotransmitter Acetylcholine Acetylcholine Norepinephrine Differences: SYMPATHETIC vs PARASYMPATHETIC Type of Neurotransmitter Preganglionic - ACh Postganglionic- ACh Sympathetic Parasympathetic Preganglionic - ACh Postganglionic- NE 1. Length of Neurons 2. Type of Neurotransmitter 3. Function (energy expenditure vs conservation) 4. Anatomical SYMPATHETIC versus PARASYMPATHETIC SYMPATHETETIC versus PARASYMPATHETIC Anatomical Sympathetic Parasympathetic Sympathetic Nervous System Sympathetic Nervous System Fibers from Spinal Cord T1 - L2 Fibers to Paravertebral Ganglion Paravertebral Ganglia and Sympathetic Chain Intercostal nerve Greater thoracic splanchnic nerve Sympathetic ganglion Aorta Azygos vein Paravertebral Ganglia and Sympathetic Chain 3 cervical ganglia 14 thoracolumbar ganglia 5-6 lumbosacral ganglia Sympathetic Nervous System Fibers to Paravertebral Ganglion Five Possibilities 1. Innervation of Body Wall 2. Innervation of Thoracic Organ 3. Innervation of Abdominopelvic Organ 4. Innervation of Adrenal Medulla 5. Innervation of Head (and other structures up & down chain) Sympathetic Nervous System Possibilities 1. Innervation of Body Wall T1 - L2 Spinal Nerve Synapse Sympathetic Ganglion Sympathetic Nervous System Possibilities 2. Innervation of Thoracic Organ T1 - T4 Sympathetic Organ Nerve Synapse Sympathetic Ganglion Sympathetic Nervous System Possibilities...
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This note was uploaded on 11/07/2011 for the course ANP 300 taught by Professor Grine during the Spring '08 term at SUNY Stony Brook.

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ANP 300 - L14-L15 Autonomics(1) - AUTONOMIC NERVOUS SYSTEM...

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