| Name: | cranial nerve IV |
|---|---|
| Synonyms: | CN-IV, trochlear, trochlear nerve |
| Definition: | Cranial nerve that innervates the oculomotor system. The trochlear nerve is the only motor nerve to project dorsally and then cross the midline before exiting the neuroepithelium and re-orienting ventrally to project to the contralateral superior oblique extraocular muscle. |
| Ontology: | Anatomy Ontology [ZFA:0000600] |
| Name: | axon |
|---|---|
| Synonyms: | |
| Definition: | The long process of a neuron that conducts nerve impulses, usually away from the cell body to the terminals and varicosities, which are sites of storage and release of neurotransmitter. |
| Ontology: | GO: Cellular Component [GO:0030424] QuickGO AmiGO |
| Name: | deformed |
|---|---|
| Synonyms: | disfigured, distorted |
| Definition: | A morphological quality inhering in a bearer by virtue of the bearer's being distorted in form. |
| Ontology: | Phenotypic Quality Ontology [PATO:0001617] |