Origin of Muscles That Act on the Shoulder
Insertion of Muscles
That Act on the Shoulder
Actions of Muscles That Act on the Shoulder
Origins and Insertions of Muscles in the Arm
Groups of Muscles
100
Ribs 3-5
What is the pectoralis minor?
100
Olecranon process of ulna
What is the tricep brachii?
100
Extends & adducts arm
What is the triceps brachii?
100
Orgininating on the lateral supracondylar ridge of humerus and inserting on the styloid process of the radius.
What is the brachioradialis?
100
Subscapularis, Supraspinatous, Infraspinatous, Teres Minor
What are the rotator cuff muscles?
200
Rib 1
What is the subclavius?
200
Greater tubercle of humerus
What is the supraspinatous OR infraspinatous?
200
Adducts & laterally rotates arm
What is the infraspinatous OR the teres minor?
200
Originating on the medial epicondyle of the humerus and inserting at the base of metacarpals 2 & 3.
What is the Flexor carpi radialis?
200
Bicep Brachii, Brachialis, Bracioradialis, Triceps Brachii
What are the muscles that act on the forearm?
300
Occipital bone (superior nuchal line) Ligamentum nuchae Spinous processes of C7-T12
What is the trapezius?
300
Intertubercular groove of humerus
What is the latissimus dorsii?
300
Retracts & elevates scapula Inferiorly rotates scapula
What is the rhomboid major OR minor?
300
Originating on the medial epicondule of humerus and the coronoid process of the ulna, and inserting on the middle phalanges of fingers 2-5.
What is the flexor digitorum superficialis?
300
Pronator quadratus, pronator teres
What are the forearm pronators?
400
Acromial end of clavicle Acromion & spine of scapula
What is the deltoid?
400
Medial border of scapula, anterior surface
What is the serratus anterior?
400
Flex & medially rotate arm Arm abduction Extend & laterally rotate arm
What is the deltoid?
400
Originating on the anteromedial surface of the ulna and the interosseous membrane and inserting on the DISTAL phalanges of fingers 2-5.
What is the flexor digitorum profundus?
400
Flexor carpi radialis, palmaris longus, flexor digitorum superficialis....and more
What are the flexors of the forearm and wrist?
500
Upper dorsal lateral border of scapula
What is the teres minor?
500
Middle medial shaft of humerus
What is the coracobrachialis?
500
Scapular protraction Superiorly rotates scapula Stabilizes scapula
What is the serratus anterior?
500
Originating on the lateral epicondyle of the humerus and inserting on the distal and middle phalanges of fingers 2-5.
What is the extensor digitorum?
500
Extensor digitorum, extensor carpi ulnaris, abductor pollicus longus...and others
What are the extensors of the forearm and wrist?
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