Lateral rectus muscle
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| Lateral rectus | ||
|---|---|---|
 | ||
| Rectus muscles: 2 = superior, 3 = inferior, 4 = medial, 5 = lateral Oblique muscles: 6 = superior, 8 = inferior Other muscle: 9 = levator palpebrae superioris Other structures: 1 = Annulus of Zinn, 7 = Trochlea, 10 = Superior tarsus, 11 = Sclera, 12 = Optic nerve | ||
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| Figure showing the mode of innervation of the Recti medialis and lateralis of the eye. | ||
| Latin | musculus rectus lateralis bulbi | |
| Gray's | subject #227 1022 | |
| Origin: | annulus of Zinn at the orbital apex | |
| Insertion: | 7 mm temporal to the limbus | |
| Artery: | ||
| Nerve: | abducens nerve | |
| Action: | abducts the eyeball (makes it move outwards) | |
| Dorlands/Elsevier | m_22/12550497 | |
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- For the muscle of the neck, see Rectus capitis lateralis muscle
The lateral rectus muscle is a muscle in the orbit. It is one of six extraocular muscles that control the movements of the eye (abduction in this case) and the only muscle innervated by the abducens nerve, cranial nerve VI.
Additional images
 Nerves of the orbit. Seen from above. |
 Horizontal section of the eyeball. |
 Dissection showing origins of right ocular muscles, and nerves entering by the superior orbital fissure. |
External links
- LUC lr
- -66715569 at GPnotebook
- SUNY Figs 29:01-05
- Cranial Nerves at Yale 6-1
- lateral+rectus+muscle at eMedicine Dictionary
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Acknowledgement and Attribution Regarding Sources of Content
Some of the initial content on this page may be incorporated in part from copyleft sources in the public domain including wikis such as Wikipedia and AskDrWiki. Drug information for patients came from the The National Library of Medicine. Infectious disease information may have come from the Centers for Disease Control (CDC). Differential Diagnoses are drawn from clinicians as well as an amalgamation of 3 sources: 1.The Disease Database; 2. Kahan, Scott, Smith, Ellen G. In A Page: Signs and Symptoms. Malden, Massachusetts: Blackwell Publishing, 2004:3; 3. Sailer, Christian, Wasner, Susanne. Differential Diagnosis Pocket. Hermosa Beach, CA: Borm Bruckmeir Publishing LLC, 2002:7 .
