fourth cranial nerve

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Definitions from WordNet

Noun fourth cranial nerve has 1 sense

trochlear, trochlear nerve, trochlearis, fourth cranial nerve - either of the two cranial nerves on either side that control the superior oblique muscles of the eyes
--₁ is a kind of cranial nerve

Definitions from the Web

Fourth Cranial Nerve

The fourth cranial nerve, also known as the trochlear nerve, is one of the twelve cranial nerves in the human nervous system. It is responsible for the motor control of the superior oblique muscle which helps coordinate eye movement.

Senses and Usages:

Medical: In the medical field, the fourth cranial nerve is studied extensively to understand and diagnose disorders related to eye movements and visual coordination.

Sample Sentences:

The fourth cranial nerve plays a crucial role in controlling eye movement.
Damage to the fourth cranial nerve can result in double vision and difficulty in maintaining proper eye coordination.

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