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Definition
| A nerve cell that receives and transmits information. |
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Definition
| The part of a neuron that produces the energy needed for the activity of the cell. |
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Definition
| The branchlike extensions of a neuron that receive impulses and conduct them toward the cell body. |
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Definition
| A long tube-like structure attached to a neuron that transmits impulses away from the neuron cell body. |
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Term
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Definition
| A white, fatty substance that insulates axons and enables rapid transmission of neural impulses. |
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Definition
| Small fibers branching out from an axon. |
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Definition
| The junction between the axon terminals of the sending neuron and the dendrites of the receiving neuron. |
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Term
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Definition
| A chemical messenger that carries impulses across the synaptic gaps between neurons. |
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Term
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Definition
| A column of nerves within the spine that transmit messages to and from the brain. |
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Term
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Definition
| Support cells found throughout the nervous system that supply nourishment, remove waste, and provide insulation for axons. |
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