flexor digitorum brevis (muscle)

flex·or di·gi·to·rum bre·vis (mus·cle)

muscle of first layer of plantar muscles; origin, medial tubercle of calcaneus and plantar aponeurosis; insertion, middle phalanges of four lateral toes by tendons perforated by those of the flexor digitorum longus; action, flexes lateral four toes; nerve supply, medial plantar.
Farlex Partner Medical Dictionary © Farlex 2012
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