Meaning of the word "trochlear nerve" in English

What does "trochlear nerve" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

trochlear nerve

US /ˈtrɑːk.lɪər ˌnɜːrv/
UK /ˈtrɒk.li.ər nɜːv/
"trochlear nerve" picture

Noun

the fourth cranial nerve, which innervates the superior oblique muscle of the eye

Example:
Damage to the trochlear nerve can lead to double vision.
The trochlear nerve is unique among cranial nerves as it exits the brainstem dorsally.