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32 Cards in this Set
- Front
- Back
- 3rd side (hint)
o: humeroulnar head: med.epicondyle (via common flexor tendon) AND coronoid i: medial lateral radius a: pronates & flexes forearm at elbow |
Pronator Teres |
innervated by median nerve |
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o: medial epicondyle (via common flexor tendon) i: 2nd metacarpal base a: abducts & flexes hand at wrist |
Flexor Carpi Radialis |
innervated by median nerve |
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o: medial epicondyle (via common flexor tendon) i: palmar aponeurosis a: tenses palmar aponeurosis & flexes hand at wrist |
Palmaris Longus |
innervated by median nerve |
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o: humeral head: medial epicondyle (via common flexor tendon) i: pisiform carpal, hamate carpal, 5th metacarpal joint a: adducts & flexes hand at wrist |
Flexor Carpi Ulnaris |
innervated by ulnar nerve |
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o: humero-ulnar head~ medial epicondyle & conoid process & RADIAL HEAD: SUPERIOR PORTION OF RADIUS i: intermediate phalanx (digits 2-5) a: flexes middle phalanges at proximal IP joint of digits 2-5; may assist flexion of proximal phalanges at MCP joint |
Flexor Digitorum Superficial |
innervated by median nerve |
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o: proximal ulna AND interosseous membrane i: distal phalanx (2-5) a: flexes distal phalanges at distal IP joints at digits 2-5 |
Flexor Digitorum Profundus |
innervated by median nerve at digits 2-3 and ulnar nerve at digits 4-5 |
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o: radius& interosseus membrane i: distal phalanx (thumb) a: flexes thumb |
Flexor Pollicis longus |
innervated by median nerve |
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o: distal ulna i: distal radius a: pronates forearm |
Pronator Quadratus |
innervated by median nerve |
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o: supracondylar ridge of humerus i: lateral distal radius a: flexes forearm at elbow (especially at mid-prone position) |
Brachioradialis |
innervated by radial nerve |
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o: supracondylar ridge of humerus i: 2nd metacarpal a: extends and abducts hand at wrist, active during fist clench |
Extensor carpi radialis longus |
innervated by radial nerve |
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o: lateral epicondyle of humerus(via common extensor tendon) i: 3rd metacarpal a: extends and abducts hand at wrist |
Extensor carpi radialis brevis |
innervated by radial nerve |
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o: lateral epicondyle (~CET) i: extensor expansion of 2-5 a: 1)primary extension at MCP joints 2-5, 2) secondary extension at IP distal, intermediate, and proximal phalanx |
Extensor digitorum |
innervated by radial nerve |
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o: lateral epicondyle i: extensor expansion of 5th digit (pinky) a: 1) Primary extension at MCP5 2)Secondary extension atinterphalangeal joints of digit 5 |
Extensor digiti minimi |
innervated by radial nerve |
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o: lateral epicondyle ~CET and posterior border of ulna i: 5th metacarpal a: adducts and extends hand at wrist |
Extensor carpi ulnaris |
innervated by radial nerve |
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o: (1) lateral epicondyle, (2) ulna, (3) radial collateral & (4) annual ligament i: proximal 1/3 of radius a: supinates forearm |
Supinator |
innervates radial nerve |
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o: 1/2 ulna, radius, interosseous membrane i: 1st MCP a: abducts thumb AND extends @CMCp |
Abductor pollicis longus |
Radial nerve |
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o: 1/3 radius (distal), interosseous membrane i: 1st digit proximal part a: extends thumb @MCp and @CMCp |
Extensor pollicis brevis |
radial n |
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o: 1/3 ulna (middle), interosseous membrane i: 1st digit distal part a: extends thumb @IPC, @MCp, and @CMCp |
Extensor pollicis longus |
radial n |
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o: 1/3 ulna (distal), interosseous membrane i: 2nd digit's extensor expansion a: extends index finger AND EXTENDS HAND AT WRIST!! |
Extensor indicis |
radial n |
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O: flexor retinaculum, tubercle of scaphoid, & trapezium I: lateral proximal base of digit 1 A: abducts thumb N: recurrent branch of median nerve |
Abductor pollicis brevis |
Thenar |
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O: flexor retinaculum, tubercle of scaphoid, & trapezium I: proximal base of digit 1 A: flexes thumb at mcp N: recurrent branch of median nerve |
Flexor pollicis brevis |
Thenar |
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O: flexor retinaculum, tubercle of scaphoid, & trapezium I: lateral proximal base of digit 1 A: flexes thumb at mcp N: recurrent branch of median nerve |
Flexor pollicis brevis |
Thenar |
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O: flexor retinaculum, tubercle of scaphoid, & trapezium I: lateral metacarpal of digit 1 A: opposition of thumb to 5th digit N: recurrent branch of median nerve |
Opponens pollicis |
Thenar |
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O: pisiform I: medial proximal base of 5th digit A: abducts pinky finger N: deep branch of ulnar nerve |
Abductor digiti minimi |
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O: pisiform I: medial proximal base of 5th digit A: abducts pinky finger N: deep branch of ulnar nerve |
Abductor digiti minimi |
Hypothenar |
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O: flexor retinaculum & hook of hamate I: medial proximal base of 5th digit A: flexes 5th digit N: deep branch of ulnar nerve |
Flexor digiti minimi brevis |
Hypothenar |
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O: flexor retinaculum & hook of hamate I: medial border of pinky A: opposition of pinky to thumb N: deep branch of ulnar n |
Opponens digiti minimi |
Hypothenar |
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O: palmar surface of metacarpals 2,4,5 (unipennate) I: extensor expansion & proximal phalanx of digits 2,4,5 A: (1) adduction of 2,4,5 (2) flexion at mcp (3) extension at ip joints N: deep branch of ulnar n |
Palmar interossei |
Interosseous |
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O: adjacent surface of metacarpals I: extensor expansion & proximal digits of 2,3,4 A: abduction of 2-4, flexion @mcp, extension@ ip joint N: deep branch of ulnar nerve |
Dorsal interossei |
Interosseous |
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O: Oblique head: metacarpal 2-3, capitate & adjacent carpals Transverse head: anterior surface of 3rd metacarpal I: medial base of proximal thumb A: adducts thumb towards lateral palm N: deep branch of ulnar nerve |
Adductor pollicis |
Adductor |
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O: Oblique head: metacarpal 2-3, capitate & adjacent carpals Transverse head: anterior surface of 3rd metacarpal I: medial base of proximal thumb A: adducts thumb towards lateral palm N: deep branch of ulnar nerve |
Adductor pollicis |
Adductor |
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O: Tendon of Flexor Digitorum Profundus (it has mixed innervations too!) I: extensor expansions of digits 2-5 - laterally A: flexion @mcp joint & Extension at IP joint N: Lumbricals 1&2- medial and lateral branches of median n. Lumbricals 3&4- deep branch of ulnar n. |
Lumbricals |
Central |
