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trochlear spine

trochlear spine in Medicine

trochlear spine n.
A spicule of bone arising from the edge of the trochlear pit of the eye, giving attachment to the pulley of the superior oblique muscle of the eyeball.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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