1 / 10

Upper Arm Muscles

Upper Arm Muscles. By: Laura Keren PED 216. Pectoralis Major. Origin: Sternum, shoulder girdle, and first six ribs. Insertion: Proximal end of humerus. Adducts and flexes the arm. Latissimus dorsi. Insertion: Proximal end of humerus. Origin: Lower spine and ilium.

murphy-eaton
Télécharger la présentation

Upper Arm Muscles

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Upper Arm Muscles By: Laura Keren PED 216

  2. Pectoralis Major Origin: Sternum, shoulder girdle, and first six ribs Insertion: Proximal end of humerus Adducts and flexes the arm

  3. Latissimus dorsi Insertion: Proximal end of humerus Origin: Lower spine and ilium Extends and adducts humerus

  4. Deltoid Origin: shoulder girdle, spine of scapula, clavicle Insertion: proximal humerus Adducts the arm

  5. Supraspinatus Origin: Supraspinous fossa of scapula Insertion: greater tubercle of humerus Abduction of humerus; stabilizes shoulder joint

  6. Infraspinatus Origin: Infraspinous fossa of scapula Insertion: greater tubercle of humerus Lateral rotation of humerus; horizontal abduction of humerus

  7. Subscapularis Insertion: Lesser tubercle of humerus Origin: Subscapular fossa of scapula Adduction of arm; medial rotation of humerus

  8. Teres Major Insertion: Medial lip of bicipital groove of humerus Origin: Inferior angle of scapula Extension; adduction; medial rotation of humerus

  9. Teres Minor Insertion: greater tubercle of humerus Origin: Upper 2/3 of axillary border of scapula Extension; lateral rotation humerus

  10. Coracobrachialis Origin: Coracoid process Insertion: upper ½ of the medial border of humerus Flex and weakly adducts arm

More Related