Name: | extraocular musculature |
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Synonyms: | ocular musculature |
Definition: | Muscle system surrounding the eye. The extraocular musculature is derived from the neural crest. The extraocular muscles assume their adult configuration between 66 and 72 hpf. They differentiate contemporaneously with the eye vesicle, form precise anatomic attachments to sclera and bone, and are innervated by cranial nerves 3, 4, and 6. |
Ontology: | Anatomy Ontology [ZFA:0000511] |
Name: | M band |
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Synonyms: | M disc, M line, mesophragma, midline |
Definition: | The midline of aligned thick filaments in a sarcomere; location of specific proteins that link thick filaments. Depending on muscle type the M band consists of different numbers of M lines. |
Ontology: | GO: Cellular Component [GO:0031430] QuickGO AmiGO |