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Superior Limb
Muscles, Action, Origin, Insertion
Term | Definition |
---|---|
Deltoid (Action) Glenohumeral Joint | All fibers- Abduction Anterior head-Shoulder flexion, medial rotation, horizontal adduction Posterior fibers- Shoulder extension, lateral rotation, horizontal abduction |
Deltoid (Origin) Glenohumeral Joint | Lateral 1/3 of the clavicle, acromion and spine of the scapula |
Deltoid (Insertion) Glenohumeral Joint | Deltoid Tuberosity |
Coracobrachialis (Action) Glenohumeral Joint | Shoulder flexion, Adduction of the shoulder |
Coracobrachialis (Origin) Glenohumeral Joint | Coracoid Process |
Coracobrachialis (Insertion) Glenohumeral Joint | Medial surface of mid-humeral shaft |
Pectoralis Major (Action) Glenohumeral Joint | Adduction, horizontal adduction, medial rotation, shoulder flexion, extension |
Pectoralis Major (Origin) Glenohumeral Joint | Medial 1/2 of clavicle, sternum and cartilage of 1st- 6th ribs |
Pectoralis Major (Insertion) Glenohumeral Joint | Bicipital groove of the humerus |
Pectoralis Minor (Action) Glenohumeral Joint | Depression, Abduction and protraction of the scapula |
Pectoralis Minor (Origin) Glenohumeral Joint | Third, Fourth, and fifth ribs |
Pectoralis Minor (Insertion) Glenohumeral Joint | Coracoid process of the scapula |
Subclavius (Action) Glenohumeral Joint | Draw the clavicle inferiorly and anteriorly |
Subclavius (Origin) Glenohumeral Joint | First rib and cartilage |
Subclavius (Insertion) Glenohumeral Joint | Inferior, lateral aspect of clavicle |
Serratus Anterior (Action) Rotator Cuff | Protraction, Depression, Abduction |
Serratus Anterior (Origin) Rotator Cuff | Surfaces of upper eight or nine ribs |
Serratus Anterior (Insertion) Rotator Cuff | Anterior surface of medial border of the scapula |
Supraspinatus (Action) Rotator Cuff | Abduction |
Supraspinatus (Origin) Rotator Cuff | Supraspinous Fossa |
Supraspinatus (Insertion)Rotator Cuff | Greater Tubercule |
Infraspinatus (Action) Rotator Cuff | Lateral rotation, Adduction, horizontal abduction |
Infraspinatus (Origin) Rotator Cuff | Infraspinous Fossa |
Infraspinatus (Insertion) Rotator Cuff | Greater Tubercule |
Subscapularis (Action) Rotator Cuff | Medial rotation |
Subscapularis (Origin) Rotator Cuff | Subscapular Fossa |
Subscapularis (Insertion) Rotator Cuff | Lesser Tubercule |
Teres Minor (Action) Rotator Cuff | Lateral Rotation, Adduction, Extension, Horizontal Abduction |
Teres Minor (Origin) Rotator Cuff | Subscapular Fossa |
Teres Minor (Insertion) Rotator Cuff | Greater Tubercule |
Trapezius (Action) Glenohumeral Joint | Upper fibers: elevation, upward rotation, extension of the head and neck Middle fibers: Retraction of the scapula Lower fibers: Depression and upward rotation of the scapula |
Trapezius (Origin) Glenohumeral Joint | External occipital protuberance, medial portion of superior nuchal line of the occiput, ligamentum nucahe and spinous process C-7 to T12 |
Trapezius (Insertion) Glenohumeral Joint | Lateral 1/3 of the clavicle, acromion and spine of the scapula |
Rhomboids Major (Action) Glenohumeral Joint | Retraction, elevation and downward rotation of the scapula |
Rhomboids Major (Origin) Glenohumeral Joint | Spinous process of T2-T5 |
Rhomboids Major (Insertion) Glenohumeral Joint | Medial border of the scapula between the spine of the scapula and inferior angle |
Rhomboids Minor (Action) Glenohumeral Joint | Retraction, Elevation and Downward Rotation of the Scapula |
Rhomboids Minor (Origin) Glenohumeral Joint | Spinous Process of C7-T1 |
Rhomboids Minor (Insertion) Glenohumeral Joint | Upper portion of the medial border of the scapula, across from the spine of the scapula |
Levator Scapula (Action) Glenohumeral Joint | Elevation, Lateral Flexion, Rotation, Downward Rotation of the Scapula, Extension of the Neck |
Levator Scapula (Origin) Glenohumeral Joint | Transverse Process of the Cervicle Vertebrae C1-C4 |
Levator Scapula (Insertion) Glenohumeral Joint | Superior Angle of the Scapula |
Latissimus Dorsi (Action) Glenohumeral Joint | Shoulder Extension, Adduction, Medial Rotation |
Latissimus Dorsi (Origin) Glenohumeral Joint | Thoracolumbar Aponeurosis |
Latissimus Dorsi (Insertion) Glenohumeral Joint | Crest of the Lesser Tubercule of the Humerus |
Teres Major (Action) Glenohumeral Joint | Shoulder Extension, Adduction, Medial Rotation |
Teres Major (Origin) Glenohumeral Joint | Lateral side of the inferior angle and lower 1/2 of the lateral border of the scapula |
Teres Major (Insertion) Glenohumeral Joint | Crest of the Lesser Tubercule of the Humerus |
Flexor Carpi Radialis (Action) Flexor of the Forearm | Flexion of the wrist, Abduct the wrist, Flexion of the elbow |
Flexor Carpi Radialis (Origin) Flexor of the Forearm | Medial Epicondyle of the Humerus |
Flexor Carpi Radialis (Insertion) Flexor of the Forearm | Bases of 2nd and 3rd metacarpals |
Palmaris Longus (Action) Flexor of the Forearm | Tenses the palmar fascia, Flexion of the wrist, Flexion of the Elbow |
Palmaris Longus (Origin) Flexor of the Forearm | Medial epicondyle of the Humerus |
Palmaris Longus (Insertion) Flexor of the Forearm | Flexor Retinaculum, Palmar Aponeurosis |
Flexor Carpi Ulnaris (Action) Flexor of the Forearm | Flexion of the wrist, Adduct the wrist, Assist in Flexion of the elbow |
Flexor Carpi Ulnaris (Origin) Flexor of the Forearm | Medial Epicondyle of the Humerus |
Flexor Carpi Ulnaris (Insertion) Flexor of the Forearm | Pisiform |
Flexor Digitorum Superficialis (Action) Flexor of the Forearm | Flexion of the 2nd-5th fingers, Assist in Flexion of the Wrist |
Flexor Digitorum Superficialis (Origin) Flexor of the Forearm | Medial epicondyle of the Humerus; Coronoid process of the ulna, shaft of the Radius |
Flexor Digitorum Superficialis (Insertion) Flexor of the Forearm | By four tendons into sides of middle phalanges of 2nd-5th fingers |
Flexor Digitorum Profundus (Action) Flexor of the Forearm | Flexion of the 2nd-5th fingers, Assist in Flexion of the wrist |
Flexor Digitorum Profundus (Origin) Flexor of the Forearm | Anterior, Medial surfaces of proximal 3/4 of ulna |
Flexor Digitorum Profundus (Insertion) Flexor of the Forearm | Bases of Distal Phalanges, Palmar surface of 2nd- 5th fingers |
Flexor Pollicis Longus (Action) Flexor of the Forearm | Flexes the thumb, Assists in opposition of the Thumb |
Flexor Pollicis Longus (Origin) Flexor of the Forearm | Flexor retinaculum, Trapezium, Trapezoid, Capitate |
Flexor Pollicis Longus (Insertion) Flexor of the Forearm | Base of Proximal Phalange of Thumb |
Extensor Carpi Radialis Longus (Action) Extensor of the Forearm | Extension, Abduction of the wrist |
Extensor Carpi Radialis Longus (Origin) Extensor of the Forearm | Lateral Supracondylar Ridge of Humerus |
Extensor Carpi Radialis Longus (Insertion) Extensor of the Forearm | Base of 2nd Metacarpal |
Extensor Carpi Radialis Brevis (Action) Extensor of the Forearm | Extension and Abduction of the Wrist |
Extensor Carpi Radialis Brevis (Origin) Extensor of the Forearm | Lateral Supracondylar Ridge of Humerus |
Extensor Carpi Radialis Brevis (Insertion) Extensor of the Forearm | Base of the 3rd Metacarpal |
Extensor Digitorum (Action) Extensor of the Forearm | Extend 2nd-5th Fingers; assist to extend the wrist |
Extensor Digitorum (Origin) Extensor of the Forearm | Lateral epicondyle of the Humerus |
Extensor Digitorum (Insertion) Extensor of the Forearm | Middle, Distal of Phalanges 2nd- 5th Fingers |
Extensor Indicis (Action) Extensor of the Forearm | Extend the 2nd finger, Assist to Adduct the 2nd finger |
Extensor Indicis (Origin) Extensor of the Forearm | Posterior surface of Distal shaft of Ulna and Interosseous membrane |
Extensor Indicis (Insertion) Extensor of the Forearm | Tendon of Extensor digitorum at the level of 2nd metacarpal |