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inferior rectus muscle
(redirected from inferior rectus)

   Also found in: Dictionary/thesaurus, Wikipedia 0.01 sec.
inferior rectus muscle
n.
A muscle with origin from the inferior part of the tendinous ring, with insertion into the sclera of the eye, with nerve supply from the oculomotor nerve, and whose action directs the pupil downward and medialward.


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Extensive scarring was encountered, and the inferior rectus muscle was trapped within the orbital floor defect.
It bypassed the inferior rectus and inferior oblique, muscles that move the eyeball up and down.
Ampullofugal stimulation of the cupula of the posterior semicircular canal leads to vertigo and to an up-beating and torsional nystagmus secondary to the contraction of the ipsilateral right superior oblique muscle ipsilateral to the posterior semicircular canal and of the contralateral inferior rectus muscle.
 
 
 
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