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Contemp II exam I Nervous system
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Includes the brain and spinal cord
CNS
Includes the nerves and sensory receptors
PNS
How many cranial nerve pairs
12
how many spinal nerve pairs
31
SNS
Somatic (voluntary)
ANS
Autonomic (involuntary)
sensory from skin, skeletal numscles, joints to CNS
somatic (voluntary)
sensory infor from visceral organs to CNS
ANS involuntary
Motor impulses from CNS to skeletal muscles
Somatic
Motor impulses from CNS to smooth muscles, cardiac muscles, glands
autonomic
support system for neurons
connective tissue
neuron cell bodies and dendrites
gray matter
axons covered with insulative myelin sheath (carries nerve impulses)
White matter
ventricles of the brain are filled with
CSF
Author
darbydo88
ID
62812
Card Set
Contemp II exam I Nervous system
Description
nervous system
Updated
2011-01-29T21:54:23Z
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