MUSCLES OF THE EYEBALL Flashcards
Muscles that move the eyeball within the orbit
Extrinsic muscles
Muscles that affect the size of the pupil and lens
Intrinsic muscles
Origin of superior oblique
Body of sphenoid bone
Insertion of superior oblique
Superior surface of eyeball
Innervation of superior oblique
Trochlear nerve
Origin of inferior oblique
Maxillary bone, lateral to nasolacrimal groove
Insertion of inferior oblique
Inferior surface of eyeball
Innervation of inferior oblique
Oculomotor nerve
Origin of superior rectus
Superior part of common tendinous ring
Insertion of superior rectus
Anterior half of the eyeball, superiorly
Innervation of superior rectus
Oculomotor nerve
Origin of inferior rectus
Inferior part of common tendinous ring
Insertion of inferior rectus
Anterior half of eyeball, inferiorly
Innervation of inferior rectus
Oculomotor nerve
Origin of lateral rectus
Lateral part of common tendinous ring