FLEXOR DIGITORUM SUPERFICIALIS
https://www.body-n-muscles.com/2016/10/flexor-digitorum-superficialis.html
Origin of Flexor Digitorum Superficialis
Humeroulnar head: medial epicondyle of humerus, ulnar collateral ligament, and coronoid process of ulna; Radial head: superior half of anterior border of radius
Insertion of Flexor Digitorum Superficialis
Bodies of middle phalanges of digits 2 - 5
Muscle Function of Flexor Digitorum Superficialis
Flexes middle phalanges at proximal interphalangeal joints of medial four digits; acting more strongly, it also flexes proximal phalanges at metacarpophalangeal joints and hand
Arterial (Blood) Supply of Flexor Digitorum Superficialis
Ulnar artery