trochlea

trochlea /troch·lea/ (trok´le-ah) pl. troch´leae   [L.] a pulley-shaped part or structure; used in anatomic nomenclature to designate a bony or fibrous structure through which a tendon passes or with which other structures articulate.troch´lear

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troch·le·a (trkl-)

n. pl. troch·le·ae (-l-)

1. An anatomical structure that resembles a pulley, especially the part of the distal end of the humerus that articulates with the ulna.

2. A fibrous loop in the eye socket near the nasal process of the frontal bone, through which the tendon of the superior oblique muscle of the eye passes.

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trochlea

[trok′lē·ə]

a pulley-shaped part or structure.

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trochlea

pl. trochleae [L.] a pulley-shaped part or structure; various bony or fibrous structures through or over which tendons pass or with which other structures articulate, e.g. femoral, humeral, radial.

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femoral trochlea

the articular surface on the cranial aspect of the distal femur upon which the patella glides.

humeral trochlea

grooved articular surface at the distal end of the humerus; articulates with the radius and ulna.