Share this entry

Share this page

trochlear nerve

Line breaks: troch|lear nerve

Definition of trochlear nerve in English:

noun

Anatomy
Each of the fourth pair of cranial nerves, supplying the superior oblique muscle of the eyeball.
Example sentences
  • The exceptions are the superior oblique, which is enervated by the trochlear nerve (Cranial nerve IV), and the lateral rectus, which is enervated by the abducens (Cranial Nerve VI).
  • The trochlear nerve nuclei are located ventral to the mesencephalic aqueduct.
  • Each trochlear nerve makes its exit through the caudal tectum (the dorsal portion of the midbrain), immediately lateral to the frenulum of the superior medullary velum.

Definition of trochlear nerve in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day emulous
Pronunciation: ˈemyələs
adjective
seeking to emulate or imitate someone or something