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20 terms

Muscles of Forearm Origin & Insertion

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Pronator Teres
o: medial epicondyle of humerus and coronoid process of ulna i: lateral radius
Pronator Quadratus
o: anterior distal ulna i: anterior distal radius
Flexor Carpi Radialis
o: medial epicondyle of humerus i: radial hand on anterior side (base of metacarpals 2 & 3)
Palmaris Longus
o: medial epicondyle of humerus i: palmar aponeurosis of hand
Flexor Carpi Ulnaris
o: medial epicondyle of humerus and olecranon & posterior border of ulna i: ulnar hand on anterior side (base of metacarpal 5)
Brachioradialis
o: lateral supracondylar ridge of humerus i: styloid process of radius
Flexor Digitorum Superficialis
o: medial epicondyle of humerus & anterior ulna & radius i: four tendons that attach to anterior surfaces of metacarpals 2-5
Flexor Digitorum Profundus
o: medial and anterior ulna i: four tendons that attach to anterior surfaces of metacarpals 2-5
Flexor Pollicis Longus
o: anterior surface of radius & radial half of interosseus membrane i: palmar surface of base of distal phalanx of thumb
Anconeus
o: lateral epicondyle of humerus i: olecranon & proximal posterior ulna
Extensor Carpi Radialis Longus
o: lateral supracondylar ridge of humerus i: radial hand on the posterior side at base of metacarpal 2
Extensor Carpi Radialis Brevis
o: lateral epicondyle of humerus i: radial hand on posterior side at base of metacarpals 2 & 3
Extensor Carpi Ulnaris
o: lateral epicondyle of humerus & posterior border of ulna i: tubercle on base of medial side of metacarpal 5
Extensor Digitorum
o: lateral epicondyle of humerus i: four tendons that insert into phalanges of fingers 2-5
Extensor Digiti Minimi
o: lateral epicondyle of humerus i: dorsal hood of little finger
Supinator
o: lateral epicondyle of humerus & proximal ulna i: lateral surface of radius superior to anterior oblique line
Abductor Pollicis Longus
o: posterior radius & ulna i: lateral side of base of thumb
Extensor Pollicis Brevis
o: posterior radius i: thumb
Extensor Pollicis Longus
o: posterior ulna i: thumb
Extensor Indicis
o: posterior ulna i: extensor hood of index finger