medial crest

medial crest

n.
A ridge of bone on the posterior surface of the fibula separating the attachment of the posterior tibial muscle from that of the long flexor muscle of the great toe and the soleus muscle.
References in periodicals archive ?
Most anterior (deepest) muscle of deep posterior (plantar flexor) compartment of leg; origin, soleal line and posterior surface of tibia, the head and shaft of the fibula between the medial crest and interosseous border, and the posterior surface of interosseous membrane; insertion, navicular, three cuneiform, cuboid, and second, third, and fourth metatarsal bones; action, plantar flexion and inversion of foot; nerve supply, tibial.
5) Medial crest on embolus apex: absent or weakly developed = 0, well developed = 1.
Embolus apex with well developed medial crest (Fig.
9 referred to the synapomorphies of Kochiana new genus: presence of accessory keels (character 4 in Tables I and V) and medial crest (character 5 in Tables I and V) on male palpal bulb.
The dorsal part of the osseous baculum has a delicate medial crest extended from the distal end until not much past the middle of the baculum.

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