-
Origin of Trapezius
Occipital bone;Vertebrae
-
Insertion of Trapezius
Clavicle;acromion process and spine of scapula
-
Action of Trapezius
Extends and abducts head;rotates and adducts scapula;fixes scapula
-
Origin of Deltoid
clavicle;acromion process and spine of scapula
-
insertion of Deltoid
deltoid tuberosity of humerus
-
action of deltoid
abducts,flexes,extends and rotates arm
-
origin of pectoralis major
clavicle;sternum;costal cartilage
-
insertion of pectoralis major
greater tubercle of humerus
-
action of pectoralis major
flexes,adducts, and rotates arm
-
origin of pectoralis minor
ribs
-
insertion of pectoralis minor
coracoid process of scapula
-
action of pectoralis minor
depresses and rotates scapula
-
origin of latissimus dorsi
vertebrae;illiac crest of coxa;ribs
-
insertion of latissimus dorsi
intertubercular sulcus of humerus
-
action of latissimus dorsi
extends,adducts, and rotates arm
-
origin of supraspinatus
supraspinous fossa of scapula
-
insertion of supraspinatus
greater tubercle of humerus
-
action of supraspinatus
abducts arm, tendon stabilizes shoulder as part of the rotator cuff
-
origin of infraspinatus
infraspinous fossa of scapula
-
insertion of infraspinatus
greater tubercle of humerus
-
action of infraspinatus
rotates arm;tendon stabilizes shoulder as part of the rotator cuff
-
origin of subcapularis
subscapular fossa of scapula
-
insertion of subscapularis
lesser tubercle of humerus
-
action of subscapularis
rotates arm;tendon stabilizes shoulder as part of the rotator cuff
-
origin of teres minor
lateral border of scapula
-
insertion of teres minor
greater tubercle of humerus
-
action of teres minor
rotates arm;tendon stabilizes shoulder as part of the rotator cuff
-
origin of teres major
lateral border of scapula
-
insertion of teres major
lesser tubercle of humerus
-
action of teres major
extends,adducts, and rotates arm
-
origin of long head of biceps brachii
glenoid cavity of scapula
-
origin of short head of biceps brachii
coracoid process of scapula
-
insertion of biceps brachii
radial tuberosity of radius
-
action of biceps brachii
flexes arm and forearm;supinates hand
-
origin of triceps brachii
scapula;humerus
-
insertion of triceps brachii
olecranon process of ulna
-
action of triceps brachii
extends arm and forarm
-
origin of coracobrachialis
coracoid process of scapula
-
insertion of coracobrachialis
humerus
-
action of coracobrachialis
flexes and adducts arm
-
origin of brachialis
humerus
-
insertion of brachialis
coronoid process of ulna
-
action of brachialis
flexes forearm
-
origin of brachioradialis
humerus
-
insertion of brachioradialis
styloid process of radius
-
action of brachioradialis
flexes forarm
|
|
