Term: | neuron myelin sheath |
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Note: | This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name. |
Name: | neuron |
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Synonyms: | |
Definition: | The basic cellular unit of nervous tissue. Each neuron consists of a body, an axon, and dendrites. Their purpose is to receive, conduct, and transmit impulses in the nervous system. |
Ontology: | Anatomy Ontology [ZFA:0009248] |
Name: | myelin sheath |
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Synonyms: | astrocyte sheath, oligodendrocyte myelin sheath, Schwann cell myelin sheath |
Definition: | An electrically insulating fatty layer that surrounds the axons of many neurons. It is an outgrowth of glial cells: Schwann cells supply the myelin for peripheral neurons while oligodendrocytes supply it to those of the central nervous system. |
Ontology: | GO: Cellular Component [GO:0043209] QuickGO AmiGO |