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Neurosurgical Nursing
Brain anatomy and physiology
4
Health Care
Professional
10/13/2007
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Term
Afferent Neurons
 Definition
Sensory
bring info from receptors to brain
lie outsie the CNS
have no dendrites
Term

Efferent Neuron

 Definition

Motor
CNS info given to muscle or glands
have dendrites
axons lie outside the CNS
Term

Interneurons

 Definition

99% of all neurons
entirely within the CNS
Term
Glial Cells
 Definition
AKA: neuroglia
non-excitable supportive cells
protective function
5x as many glia cells as neurons

5 sub-types: epedymal, astrocyte, microglia, oligodendroglia, schwann
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