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12 Cards in this Set
- Front
- Back
what does your nervous system do? |
process and send impulses all over your body |
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what does your peripheral nervous system divide into? |
sensory division and motor division |
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what does the motor division divide into? |
somatic nervous system and automatic nervous system |
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what type of cells are in the CNS? |
astrocytes microglial cells epindymel cells oligodendrocytes |
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what type of cells are in the PNS? |
satellite and schwann cells |
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what do astrocytes do |
exchange of materials between neurons and capillaries |
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mechanically gated channels do what |
open in response to the physical stretching of the membrane |
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ligand gated channels do what |
open when a neurotransmitter latches into its receptor |
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the measure of potential energy generated by separate charges |
voltage |
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flow of electricity from one point to another |
current |
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whatever’s getting in the way of the current |
resistance |
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ependymal cells |
creates, secretes, and circulates cerebrospinal fluid |