Trochlea of superior oblique

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Trochlea of superior oblique
Rectus muscles:
2 = superior, 3 = inferior, 4 = medial, 5 = lateral
Oblique muscles: 6 = superior, 8 = inferior
Other muscle: 9 = levator palpebrae superioris
Other structures: 1 = Annulus of Zinn, 7 = Trochlea, 10 = Superior tarsus, 11 = Sclera, 12 = Optic nerve
Nerves of the orbit. Seen from above. (Trochlea visible at upper left but not labeled.)
Latin trochlea musculi obliqui superioris bulbi
Dorlands/Elsevier t_20/12825040

The Trochlea of superior oblique is a pully structure in the eye through which the superior oblique muscle passes.

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