[TA] muscle of first layer of plantar muscles; origin, lateral and medial processes of calcaneal tuberosity; insertion, lateral side of proximal phalanx of fifth toe; action, abducts and flexes little toe; nerve supply, lateral plantar nerve. SYN: musculus abductor digiti minimi pedis [TA], abductor muscle of little toe, musculus abductor digiti quinti (2).
