extraocular muscles(redirected from Extra-ocular muscle)
Also found in: Acronyms.
ex·tra·oc·u·lar mus·cles (EOM),[TA]
the muscles within the orbit but outside of eyeball, including the four rectus muscles (that is, superior, inferior, medial and lateral); two oblique muscles (that is, superior and inferior), and the levator of the superior eyelid (that is, levator palpebrae superioris).
extraocular muscles (EOMs)
the six sets of muscles that control movements of the eyeball. They are the superior rectus and inferior rectus, which move the eye up and down; the medial rectus and the lateral rectus, which move the eye to either side; and the superior oblique and inferior oblique, which move the eye downward and inward, and upward and inward, respectively.
ex·tra·oc·u·lar mus·cles(eks'tră-ok'yū-lăr mŭs'ĕlz) [TA]
The muscles within the orbit including the four rectus muscles (superior, inferior, medial, and lateral), two oblique muscles (superior and inferior), and the levator of the superior eyelid (levator palpebrae superioris).
The muscles (lateral rectus, medial rectus, inferior rectus, superior rectus, superior oblique, and inferior oblique) that move the eyeball.
Mentioned in: Eye Muscle Surgery