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| fiber that receives signals from axons of other neurons and carries those signals to the cell body |
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| fiber that carries signals away from cell body out to where communication occurs with other neurons |
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| wave of electrochemical changes that travels down an axon when a neuron becomes depolarized |
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| chemical messenger that transfers signals from one neuron to another |
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| peripheral; carries messages between CNS and heart, lungs, glands, etc.; autonomous because we don't think about it |
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| sensory neurons in spinal chord |
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| motor neurons in spinal chord |
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| connects hindbrain and midbrain; associated with attention and arousal |
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| hunger, thirst, sex drive |
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| part of cerebral cortex; receives info from senses and combines sensory and motor info to perform cognitive tasks |
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| helps you begin movements smoothly |
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| cells that rapidly respond to other neurons' signals and produce signals of their own |
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| (glue) hold neurons together, help them communicate with each other |
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| fatty substance that wraps around axons and speeds the action potential |
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| charged molecules flow into the neuron and cause the action potential |
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| associates features of stimuli from 2 different senses |
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| gap between neurons across which they communicate |
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| peripheral nervous system |
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| parts of nervous system not housed in bone; sensory and motor functions |
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| control finely coordinated movements (threading a needle) but maybe also rehearsed movements (dancing) |
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| blood pressure, heart rate, breathing, vitals etc. |
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| amygdala and hippocampus--memory and emotion |
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| transmits info from senses to CNS, carries signals from CNS to muscles |
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| interpretation of speech and written words |
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