Palmaris brevis muscle | |
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![]() The muscles of the left hand. Palmar surface (palmaris brevis visible at center left). | |
Details | |
Origin | Flexor retinaculum (medial) and palmar aponeurosis |
Insertion | Palm |
Artery | Palmar metacarpal artery |
Nerve | Superficial branch of ulnar nerve |
Actions | Pulls on skin over hypothenar eminence, deepening the cup of the palm and so improving grip |
Identifiers | |
Latin | musculus palmaris brevis |
TA98 | A04.6.02.053 |
TA2 | 2520 |
FMA | 37381 |
Anatomical terms of muscle |
Palmaris brevis muscle is a thin, quadrilateral muscle, placed beneath the integument of the ulnar side of the hand. It acts to fold the skin of the hypothenar eminence transversally.