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21 Cards in this Set

  • Front
  • Back
superior rectus origin
common tendinous ring (attached to orbit around optic foramen)
superior rectus insertion
superior and central part of eyeball
superior rectus action
moves eyeball superiorly (elevation) and medially (adduction), and rotates it medially
inferior rectus origin
common tendinous ring (attached to orbit around optic foramen)
inferior rectus insertion
inferior and central part of eyeball
inferior rectus action
moves eyeball inferiorly (depression) and medially (adduction), and rotates it laterally
laterial rectus origin
common tendinous ring (attached to orbit around optic foramen)
laterial rectus insertion
lateral side of eyeball
laterial rectus action
moves eyeball laterally (abduction)
medial rectus origin
common tendinous ring (attached to orbit around optic foramen)
medial rectus insertion
medial side of eyeball
medial rectus action
moves eyeball medially (adduction)
superior oblique origin
sphenoid bone, superior and medial to the tendinous ring in the orbit
superior oblique insertion
eyeball between superior and lateral recti. The muscle inserts into the superior and laterial surfaces of the eyeball via tendon that passes through trochlea
superior oblique action
moves eyeball inferiorly (depression) and laterally (abduction) and rotates it medially
inferior oblique origin
maxilla in floor of orbit
inferior oblique insertion
eyeball between inferior and lateral recti
inferior oblique action
moves eyeball superiorly (elevation) and laterally (abduction) and rotates it laterally
innervation

superior rectus, inferior rectus, medial rectus, and inferior oblique
oculomotor nerve
(cranial nerve III)
innervation

lateral rectus
abducens nerve
(cranial nerve VI)
innervation

superior oblique
trochlear nerve
(cranial nerve IV)