Extraocular Muscles

Question 1

Inferior Oblique

Answer 1

A: From maxilla lateral to the nasolacrimal groove to the inferolateral, posterior aspect of the sclera

Fx: Elevation, abduction, extorsion of eye

Question 2

Inferior Rectus

Answer 2

A: From the common tendinous ring to the inferior aspect of the sclera

Fx: Depression, adduction, extorsion of eye

Question 3

Lateral Rectus

Answer 3

A: From common tendinous ring to lateral aspect of the sclera

Fx: abduction of eye

Question 4

Levator Palpebrae Superioris

Answer 4

A: From inferior aspect of lesser wing of sphenoid to the tarsus and skin of the upper lid

Fx: Elevation of the upper lid

Question 5

Medial Rectus

Answer 5

A: From the common tendinous ring to the medial aspect of the sclera

Fx: Adduction of the eye

Question 6

Superior Oblique

Answer 6

A: From the superiomedial, posterior aspect of the orbit (body of the sphenoid) to the superolateral, posterior aspect of the sclera passing around the trochlea

Fx: Abduction, depression, intorsion of eye

Question 7

Superior Rectus

Answer 7

A: From the common tendinous ring to the superior aspect of the sclera

Fx: elevation, adduction, intorsion of the eye