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Flexors of the digits

anterior of forearm insert on the bases of the phalanges of the fingers

Flexor Digitorum Profundus Origin:

Anterior & Medial surface of Ulna and interosseous membrane

Flexor Digitorum Profundus Insertion:

Base of phalanges 2-5

Flexor Digitorum Superficialis Origin:

Medial epicondyle of humerus & oblique line of radius

Flexor Digitorum Superficialis Insertion:

Base of the middle phalanges 2-5

Extensors of the digits

posterior of forearm

Extensor Reticulum

band of fascia that hold tendons

Extensor Indicis Origin:

posterior distal 1/3 of ulna and interosseous membrane

Extensor Indicis Insertion:

Base of middle and distal phalanx of index finger

Extensor Digiti Minimi Origin:

Lateral epicondyle

Extensor Digiti Minimi Insertion:

Middle and distal phalanges of the 5th finger (Baby finger)

Extensor Digiti Minimi Action:

Extends 5th digit, Ulnar deviation of wrist, Extension of the wrist,& Minimal extension elbow

Extensor Digitorum Origin:

Lateral epicondyle of the humerus

Extensor Digitorum Insertion:

Phalanges of the 2-5

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