WebOct 12, 2024 · The trochlear nerve (cranial nerve 4) controls the eye’s ability to make certain movements. Learn its anatomy, function and details on 4th nerve palsy. 0 Shop NowFind Eye Doctor Conditions Conditions Eye Conditions, A-Z Eye Conditions, A-Z WebOct 3, 2024 · The trochlear nerve (CN IV) is a paired cranial nerve that is responsible for innervating the superior oblique muscle. As a result, it causes the eyeball to move …
Supratrochlear Neuralgia: A Prospective Case Series of 15 Patients
WebMar 23, 2024 · The trochlear nerve passes adjacent to the ophthalmic division of the trigeminal nerve and the two share a connective tissue sheath. The trochlear nerve gains entry to the orbit via the superior orbital fissure, passes outside the tendinous ring of Zinn and innervates the SOM. [1] [2] Etiology Isolated 4th Nerve Palsy WebAug 15, 2024 · Along with the oculomotor nerve (CN III) and the trochlear nerve (CN IV), it is a purely motor nerve responsible for controlling movement of the eyeball. Similar to oculomotor and trochlear nerves, the abducens nerve attributes its name to its function. scalarworks on ak
Fourth Nerve Palsy Cedars-Sinai
WebAug 7, 2014 · The trochlear nerve is the fourth paired cranial nerve. It is the smallest cranial nerve (by number of axons), yet has the longest … WebNov 11, 2006 · Trochlear nerve (CN IV) Cranial nerve IV acts as a pulley to move the eyes down—toward the tip of the nose. To assess the trochlear nerve, instruct the patient to follow your finger while you move it down toward his nose. Trigeminal nerve (CN V) Cranial nerve V covers most of the face. WebThe trochlear nerve supplies motor innervation to the dorsal oblique muscle of the contralateral side from its cell bodies of origin. This muscle is responsible for inward turning of the eyeball. It is the only cranial nerve that emerges from the brainstem dorsally and the only cranial nerve that innervates contralateral structures. scalarworks mro cowitness