Flexor Digitorum Sublimis

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Flexor Digitorum Sublimis
Muscle Type
Origin Humero-ulnar head: Medial epicondyle of the humerus and medial aspect of the coronoid process. Radial head: Oblique line of the radius
Insertion Four tendons insert into each side of the middle phalanx of digits 2-5
Action PIP Flexion
Synergists
Antagonists
Spinal innervation T1
Peripheral Innervation Median Nerve
Vasculature

Palpation

The tendons are palpated where they cross the palmar surface of each proximal phalanx


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