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| how does the NS regulate homestasis |
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Definition
| regulates & coordinates cellular activity w/neurotransmitters & hormones |
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| allows body to detect stimuli |
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| NS translates sensory info as impulses traver over interneurons |
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Definition
| response is sent to effectors over motor neurons |
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Term
| 3 functional characteristics of neurons |
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Definition
excitability
conduction
secretion |
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Definition
carries nervous impulses
lacks centrioles
contains nissl bodies & neurofibrils |
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Definition
| contains nucleus; neuron processes extend from it |
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| neuron processes that possess receptors; responds to environment, conducts impulses towards soma |
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| neuron processes extend from soma @ axon hillock |
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| carry impulses away from soma |
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| terminate in synaptic knobs containing synaptic vesicles filled w/ neurotransmitters |
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| 1 process that branches to form an axon & dendrites |
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Definition
| carries impulses from receptors to CNS |
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| carry impulses from CNS to effectors |
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| connect sensory & motor neurons and located in CNS |
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| support neurons; do NOT carry nervous impulses |
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| connects neurons to capillaries; cover brain surface; form blood-brain barrier; provide framework of CNS |
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Definition
| line spaces and aid in production & circulation of cerebrospinal fluid |
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