OBO ID: ZFA:0000600
Term Name: cranial nerve IV Search Ontology:
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. (1)
Appears at: Unknown
Evident until: Adult (90d-730d, breeding adult)
References: TAO:0000600
Ontology: Anatomy Ontology
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