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Inferior rectus muscle

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Inferior rectus
Eyemuscles
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
Gray888
Sagittal section of right orbital cavity.
Latin musculus rectus inferior bulbi
Gray's subject #227 1022
Origin: annulus of Zinn at the orbital apex
Insertion: 6.5 mm inferior to the limbus
Artery:
Nerve: inferior branch of oculomotor nerve
Action: depression and adduction
Dorlands/Elsevier m_22/12550484

The inferior rectus muscle is a muscle in the orbit.

ActionsEdit

It depresses, adducts, and rotates laterally the eye.

InnervationEdit

As with most of the muscles of the orbit, it is innervated by the oculomotor nerve (Cranial Nerve III).

Additional imagesEdit

External linksEdit

hu:Musculus rectus inferior

nl:Musculus rectus inferior

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