medial rectus (MR)

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Introduction

One of the extraocular muscles.

Origin

medial part of the annulus tendineus communis

Insertion

medial part of sclera of eye

Action

adduction of globe of eye

Innervation

oculomotor nerve (CN III)

Physical examination

Test: ask patient to look inward

More general terms

References

  1. ↑ Stedman's Medical Dictionary 26th ed, Williams & Wilkins, Baltimore, 1995
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