Ch.%2011:%20Efferent%20peripheral%20nervous%20system,%20autonomic%20and%20somatic%20motor%20divisions

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Ch. 11 Efferent peripheral nervous system,
autonomic and somatic motor divisions

• On the next midterm, Nov. 11th at 830 am
• Chapters 8, 10 (282-289 295-298 315-318), 11
• A to P write in the Education Gym
• Q to Z write in the Erie Hall Lecture Hall
• Today
• Autonomic pathways
• Autonomic neuromodulators
• Somatic motor division

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Other autonomic neurotransmitters

• Substance P
• Somatostatin
• Vasoactive intestinal peptide
• Adenosine
• Nitric oxide
• ATP

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The adrenal medulla

• Receives preganglionic sympathetic neurons
• is a modified sympathetic ganglion with modified
  sympathetic neurons
• The modified sympathetic neurons secrete
  epinephrine into blood vessels

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Somatic Motor Division

• Motor neuron originates in the spinal cord, and
  axon innervates skeletal muscle

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Nicotinic acetyl choline receptors
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