Musculus flexor carpi ulnaris

Beginning: caput humerale - caput commune ulnare (epicondylus medialis humeri) of the forearm muscles.

caput ulnare - olecranon ulnae

Extension: os pisiforme (continues as lig. pisohamatum on hamulus ossis hamati and lig. pisometacarpale at the base of the 5th metacarpus).

Innervation: nervus ulnaris (C8-Th1).

Functions: wrist flexion, ulnar hand dorsiflexion