| Name: | otic vesicle |
|---|---|
| Synonyms: | otic capsule, otocyst, ov |
| Definition: | Epithelial sac present beside the fifth rhombomere; forms the semicircular canals dorsally and the otolith organs ventrally, and houses the acoustico-vestibular sensory epithelia (maculae) of hair cells. (Also see Anatomical Atlas entry for ear by T. Whitfield.) |
| Ontology: | Anatomy Ontology [ZFA:0000051] |
| Name: | lysosome |
|---|---|
| Synonyms: | |
| Definition: | A small lytic vacuole that has cell cycle-independent morphology found in most animal cells and that contains a variety of hydrolases, most of which have their maximal activities in the pH range 5-6. The contained enzymes display latency if properly isolated. About 40 different lysosomal hydrolases are known and lysosomes have a great variety of morphologies and functions. |
| Ontology: | GO: Cellular Component [GO:0005764] QuickGO AmiGO |