Flexor Digiti Minimi Brevis (Hand)
Hand
Part of the hypothenar eminence — that fleshy pad on the pinky side of your palm.
Function
Flexes MCP joint of 5th digit
Origin
Hook of hamate and flexor retinaculum
Insertion
Base of proximal phalanx of 5th digit (medial side)
Innervation
Deep branch of ulnar nerve (C8-T1)