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19 Cards in this Set
- Front
- Back
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gathering information |
sensory input |
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what does the sensory input do |
monitor changes occurring inside and outside the body |
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lot process and interpret sensory input and decide if action is needed |
integration |
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a response to integrates stimuli |
motor output |
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what does the motor output do |
activates muscles or glands |
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your central nervous system includes |
brain spinal cord |
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your peripheral nervous system includes |
spinal nerves cranial nerves (nerves outside the brain and spinal cord) |
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nerve fibers that carry information to the central nervous system |
sensory or afferent division |
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nerve fibers that carry impulses away from the CNS |
motor or efferent division |
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subdivision of the PNS? |
somatic nervous system (voluntary) autonomic nervous system (involuntary) |
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groups of support cells in the CNS are called |
neuroglia |
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functions of support cells, or neuroglia |
support insulate protect neurons |
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abundant star shaped cells |
astrocytes |
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what do astrocytes do |
brace neurons form barrier between capillaries and neurons |
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spider-like phagocytes |
microglia |
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what do microglia do |
dispose of debris |
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what do ependymal cells do |
line activities of the brain and spinal cord circulate cerebrospinal fluid |
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what do oligoclendrocytes do |
wrap around nerve fibers in the central nervous system produce myelin sheets |
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what do satellite cells do |
protect neurons cell bodies |
