Superior Limb Myology
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33 terms
Terms | Definitions |
|---|---|
 Supraspinatus Muscle | Origin: Supraspinous fossa of the scapula Insertion: Greater tubercle of the humerus |
| Infraspinatus Muscle | Origin: Infraspinous fossa of the scapula Insertion: Greater tubercle of the humerus |
| Teres Major Muscle | Origin: Inferior angle of the scapula Insertion: Medial border of the interubercular groove of the humerus |
| Teres Minor Muscle | Origin: Lateral border of the scapula Insertion: Greater tubercle of the humerus |
| Subscapularis Muscle | Origin: Subscapular fossa Insertion: Lesser tubercle of the humerus |
| Deltoideus Muscle | Origin: Acromial extremity of the clavicle/Acromion and spine of the scapula Insertion: Deltoid tuberosity of the humerus |
| Coracobrachialis Muscle | Origin: Coracoid process of the scapula Insertion: Medial aspect of the body of the humerus |
| Long Head of the Biceps Brachii Muscle | Origin: Neck of the scapula Insertion: Medial tuberosity of the radius |
| Short Head of the Biceps Brachii Muscle | Origin: Coracoid process of the scapula Insertion: Medial tuberosity of the radius |
| Brachialis Muscle | Origin: Anterior aspect of the body of the humerus Insertion: Coronoid process of the ulna |
| Brachioradialis Muscle | Origin: Lateral supracondylar crest of the humerus Insertion: Base of the styloid process of the radius |
| Long Head of the Triceps Brachii Muscle | Origin: Lateral border of the scapula Insertion: Olecranon of the ulna |
| Medial Head of the Triceps Brachii Muscle | Origin: Medial and posterior aspects of the humerus Insertion: Olecranon of the ulna |
| Lateral Head of the Triceps Brachii Muscle | Origin: Lateral and posterior aspects of the humerus Insertion: Olecranon of the ulna |
| Anconeus Muscle | Origin: Lateral epicondyle of the humerus Insertion: Olecranon and adjacent body of ulna |
| Flexor Carpi Radialis Muscle | Origin: Medial epicondyle of the humerus Insertion: Anterior aspect of bases of 2nd and 3rd metacarpal bones |
| Palmaris Longus Muscle | Origin: Medial epicondyle of the humerus Insertion: Carpal flexor retinaculum |
| Superficial Digital Flexor Muscle | Origin: Medial epicondyle of the humerus Insertion: Middle phalanges of digits 2, 3, 4, and 5 |
| Deep Digital Flexor Muscle | Origin: Proximal aspect of the ulna Insertion: Base of the distal phalanges of digits 2, 3, 4, and 5 |
| Flexor Pollicis Longus Muscle | Origin: Anterior aspect of the radial body Insertion: Distal phalanx of the pollex |
| Flexor Carpi Ulnaris Muscle | Origin: Medial epicondyle of the humerus Insertion: Base of 5th metecarpal bone |
| Pronator Teres Muscle | Origin: Medial epicondyle of the humerus Insertion: Lateral side of the middle aspect of the body of the radius |
| Pronator Quadratus Muscle | Origin: Distal and anterior aspects of the body of the ulna Insertion: Distal and anterior aspects of the body of the radius |
| Supinator Muscle | Origin: Lateral epicondyle of the humerus Insertion: Body of the radius |
| Extensor Carpi Radialis Longus Muscle | Origin: Lateral supracondylar crest of the humerus Insertion: Dorsal aspect of the base of the 2nd metecarpal bone |
| Extensor Carpi Radialis Brevis Muscle | Origin: Lateral epicondyle of the humerus Insertion: Dorsal aspect of the base of the 3rd metecarpal bone |
| Abductor Pollicis Longus Muscle | Origin: Posterior aspect of the radial and ulnar bodies Insertion: Lateral side of the base of the 1st metecarpal bone |
| Extensor Pollicis Brevis Muscle | Origin: Posterior aspect of the body of the radius Insertion: Dorsal surface of the proximal phalanx of the thumb |
| Extensor Pollicis Longus Muscle | Origin: Posterior aspect of the body of the ulna Insertion: Dorsal aspect of the distal phalanx of the thumb |
| Digital Extensor Muscle | Origin: Lateral epicondyle of the humerus Insertion: Middle and distal phalanges of digits 2, 3, 4, and 5 |
| Extensor Digiti Minimi Muscle | Origin: Lateral epicondyle of humerus Insertion: Proximal phalanx |
| Extensor Carpi Ulnaris Muscle | Origin: Lateral epicondyle of humerus Insertion: Base of 5th metecarpal bone |
| Extensor Indicis Muscle | Origin: Posterior aspect of the body of the ulna Insertion: Dorsal aspect of the proximal phalanx of the index finger |
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