Muscles 2 Q16-39 Flashcards
Biceps brachii origin
Long head: Supraglenoid tubercle/ Short Head: Corocoid process
Brachialis origin
Anterior surface of humerous, mid shaft
Coracobrachialis origin
Coracoid process
Brachioradialis origin
proximal lateral supracondylar ridge/ intermuscular septum
Pronator teres origin
Humoral Head: Medial epicondyl and supracondylar ridge/ Ulnar Head: medial side of coronoid process
Supinator origin
Superficial portion: lateral epicondyle, radial collateral ligament, anular ligament/ deep portion: superior crest of ulna
Triceps brachii origin
Long Head: infraglenoid tubercle/ Lateral Head: Posterior Humerus/ Medial Head: Posterior Humerus
Anconeus origin
Lateral epicondyle
Flexor digitorum superficialis origin
Humero-ulnar head: medial epicondyle, margin of coronoid (ulna) / Radial Head: oblique line of radius
Flexor carpi radialis origin
Medial epicondyle of humerus
Flexor carpi ulnaris origin
Humoral Head: medial epicondyle of humerus/ Ulnar Head: olecranon and posterior border of ulna
Palmaris longus origin
Medial epicondyle
Flexor digitorum profundus origin
anterior and medial surface of ulna/ anterior medial half of interosseus membrane
Flexor pollicis longus origin
anterior surface of radius, radial half of interossus membrane
Pronator quadratus origin
Linear ridge, distal anterior surface of ulna
Extensor digitorum origin
Lateral epicondyle
Extensor digiti minimi origin
Lateral epicondyle
Extensor carpi ulnaris origin
Lateral epicondyle, posterior border of ulna
Abductor pollicis longus origin
Posterior radius, ulna and interosseous membrane
Extensor pollicis brevis origin
Posterior interosseus membrane
Extensor pollicis longus origin
Posterior surface of ulna
Extensor indicis origin
Posterior surface of ulna
Extensor carpi radialis longus origin
distal lateral supracondylar ridge
Extensor carpi radialis brevis origin
Lateral epicondyle
