Healy UE Flashcards
Brachioradialis Origin
Lateral supracondylar ridge of humerus; lateral intermuscular septum of arm
Brachioradialis Insertion
Lateral side of distal end of radius
Brachioradialis Innervation
Radial N., C5 C6
Supinator Origin
Posterolateral surface of ulna below radial notch; lateral epicondyle; radial collateral and annular ligaments
Supinator Insertion
Proximal shaft of radius
Supinator Innervation
Radial N., C5 C6
Coracobrachialis Origin
Coracoid processof scapula
Coracobrachialis Insertion
Anteromedial surface of midshaft of humerus
Coracobrachialis Innervation
Musculocutaneous, C5 C6
Brachialis Origin
Lower half of anterior surface of humerus; intermuscular septa
Brachialis Insertion
Ulnar tuberosity
Brachialis Innervation
Musculocutaneous
Biceps brachii Origin
Short head - tip of coracoid process of scapula;
long head - supraglenoid tubercle of scapula
Biceps brachii Insertion
Radial tuberosity & bicipital aponeurosis into fascia of forearm
Biceps brachii Innervation
Musculocutaneous, C5 C6
Extensor carpi radialis brevis Origin
Lateral epicondyle of humerus (common extensor tendon)
Extensor carpi radialis brevis Insertion
Base of 3rd metacarpal
Extensor carpi radialis brevis Innervation
Radial N., C6 C7
Extensor carpi radialis longus Origin
Lateral supracondylar ridge and lateral epicondyle of humerus (common extensor tendon)
Extensor carpi radialis longus Insertion
Base of 2nd metacarpal
Extensor carpi radialis longus Innervtion
Radial N., C6, C7
Extensor pollicis brevis Origin
Posterior surface of radius
Extensor pollicis brevis Insertion
Proximal phalanx of thumb
Extensor pollicis brevis Innervation
Radial N., C6, C7
Flexor carpi radialis Origin
Medial epicondyle of humerus (common flexor tendon)
Flexor carpi radialis Insertion
Base of 2nd metacarpal and possibly 3rd
Flexor carpi radialis Innervation
Median N., C6, C7
Pronator teres Origin
Medial epicondyle of humerus; coronoid process of ulna
Pronator teres Insertion
Lateral surface of shaft of radius
Pronator teres Innervation
Median N., C6, C7
Ancouneus Origin
Lateral epicondyle of humerus
Ancouneus Insertion
Lateral side olecranon of ulna
Ancouneus Innervation
Radial N. C7
Triceps brachii Origin
Long head - infraglenoid tubercle of scapula; Lateral head - above groove of radial nerve and lateral inter-muscular septum;
Medial head -medial and inferior to groove of radial nerve
Triceps brachii Insertion
Proximal end of olecranon of ulna
Triceps brachii Innervation
Radial N. C7