F08 U-5 L-4 autonomics

F08 U-5 L-4 autonomics - Autonomic Nervous System (ANS)...

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Autonomic Nervous System (ANS) Auto no m ic  = s e lf g o ve rning , invo lunta ry Re s po ns ib le  fo r vis c e ra l m o to r func tio n Two parts:   Anta g o nis ts … - o ne  s tim ula te s …o ne  inhib its
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Parasympathetic “rest and digest” Sympathetic “fight or flight” Visceral= Autonomic involuntary Somatic voluntary Afferent Sensory  division Efferent Motor division PNS CNS
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Somatic CNS outside CNS skeletal muscle voluntary smooth muscle, cardiac muscle, glands PREganglionic POSTganglionic 1 Autonomic peripheral  ganglion 1 2 INvoluntary
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Affe re nt  c a rry ne rve  im puls e s  fro m  re c e pto rs  o r s e ns e  o rg a ns   to wa rds  the  C NS Effe re nt c a rry ne rve  im puls e s  away from the CNS to effectors such as  smooth, cardiac muscles or glands Somatic motor neuron (Ventral horn) Skeletal muscle Preganglionic neuron (Lateral horn) Autonomic ganglion Smooth, cardiac muscle or glands (e.g. intestine)
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This note was uploaded on 10/20/2008 for the course PTH AS 2201 taught by Professor Ward during the Fall '08 term at Missouri (Mizzou).

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F08 U-5 L-4 autonomics - Autonomic Nervous System (ANS)...

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