| Term: | horizontal myoseptum synaptic vesicle |
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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: | horizontal myoseptum |
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| Synonyms: | horizontal septum |
| Definition: | A connective tissue partition developing at the apex of the chevron-shaped myotome and separating dorsal (epaxial) and ventral (hypaxial) body wall muscle masses. |
| Ontology: | Anatomy Ontology [ZFA:0000671] |
| Name: | synaptic vesicle |
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| Synonyms: | docked vesicle |
| Definition: | A secretory organelle, typically 50 nm in diameter, of presynaptic nerve terminals; accumulates in high concentrations of neurotransmitters and secretes these into the synaptic cleft by fusion with the 'active zone' of the presynaptic plasma membrane. |
| Ontology: | GO: Cellular Component [GO:0008021] QuickGO AmiGO |