The Nervous System:  The Autonomic Nervous System ANS

The Nervous System: The Autonomic Nervous System ANS PowerPoint PPT Presentation


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The Nervous System: The Autonomic Nervous System ANS

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1. The Nervous System: The Autonomic Nervous System (ANS) Chapter 8 Pgs 263-267

2. Overview Introduction The Sympathetic Division General Functions The Parasympathetic Division General Functions Relationships Between the Sympathetic and Parasympathetic Divisions

3. ANS vs. SNS

4. The Sympathetic Division Preganglionic neurons originate between T1 and L2 Short preganglionic and long postganglionic neurons Ganglionic neurons located in ganglia near vertebral column (sympathetic chain) Adrenal medulla No postganglionic neuron

6. General Functions of Sympathetic Division

7. The Parasympathetic Division Preganglionic neurons in brain stem and sacral segments Long preganglionic and short postganglionic neurons

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