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- See: Plantar Muscles of the Foot:

 Origin: proximal end of the 5th metatarsal bone.
 Insertion: lateral side of the proximal end of the proximal phalanx of the little toe.
 Action: Flexes the proximal phalanx of the 5th toe.
 Nerve Supply: lateral plantar nerve, S1, S2; (See Innerv. Musc. Lower Limb)
 Synergists:  Flexor Digitorum Brevis, FDL, Quadratus Plantae.