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3 Αυγ 2023 · The superior rectus has a primary action of elevating the eye, causing the cornea to move superiorly. The superior rectus originates from the annulus of Zinn and courses anteriorly and superiorly over the globe, making an angle of 23 degrees with the visual axis.
28 Σεπ 2024 · The superior rectus muscle is one of the six extraocular muscles responsible for controlling eye movement, specifically enabling upward movement. It is one of the four rectus muscles that attach directly to the eyeball and is innervated by the oculomotor nerve (cranial nerve III).
Learn about the superior rectus muscle, its origin, action, and insertion. Understand its role in eye movement and potential clinical issues like diplopia.
3 Νοε 2023 · Superior rectus in an extraocular muscle that produces the movements of the eye. Learn its anatomy and function at Kenhub!
13 Οκτ 2022 · The 4 rectus muscles are the medial rectus, lateral rectus, superior rectus, and inferior rectus. The oblique muscles are the superior and inferior obliques. The levator palpebrae superioris is primarily responsible for eyelid elevation (see Image.
Action: Elevates, adducts, androtates medially the eye. Description: The superior rectus muscl e is a muscle in the orbit. It is one of the extraocular muscles. It is innervated by the superior division of the oculomotor nerve (Cranial Nerve III).
23 Αυγ 2016 · The primary action of the superior rectus muscle is elevation, which is at its maximum when the eye is abducted 23° in the line of its insertion. Subsidiary actions are adduction and intorsion, which increase as the eye is adducted or rotated medially.
