Name: | somite |
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Synonyms: | somitic mesoderm |
Definition: | Undifferentiated mesodermal components of early trunk or tail segments or metameres, derived from paraxial mesoderm; forms myotomes, sclerotomes and perhaps dermatomes. |
Ontology: | Anatomy Ontology [ZFA:0000155] |
Name: | action potential |
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Synonyms: | |
Definition: | A process in which membrane potential cycles through a depolarizing spike, triggered in response to depolarization above some threshold, followed by repolarization. This cycle is driven by the flow of ions through various voltage gated channels with different thresholds and ion specificities. |
Ontology: | GO: Biological Process [GO:0001508] QuickGO AmiGO |