Note relationship to red nucleus. Supplies the levator palpebrae superioris, the superior rectus, inferior rectus, medial rectus, inferior oblique, and constrictor pupillae muscles. Lesions of the oculomotor nerve result in ipsilateral paralysis of the eye muscles supplied by the nerve as well as a dilated, nonresponsive pupil. Heschl was a nineteenth-century Austrian pathologist. Continuation of the same structure seen at more caudal levels.
Axons form the oculomotor nerve.
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