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Origin and Insertion
For back muscles
Question | Answer |
---|---|
What are the origins of the latissimus dorsi? | Spinous processes of T7-L5, posterior iliac crest of ilium |
What are the insertions of latissimus dorsi? | Crest of lesser tubercle of humerus, floor of intertubercular groove of humerus |
What is the origin of the levator scapula? | Transverse processes of C1-C4 |
What is the insertion for the levator scapula? | Superior angle of the scapula |
What is the origin for the Rhomboideus Major? | Spinous processes of T2-T5 |
What is the insertion of the Rhomboideus Major? | Medial border of scapula inferior to the base of the spine |
What are the origins of the Rhomboideus Minor? | Spinous processes of C7-T1 and the lower ligamentum nuchae |
What is the insertion of the Rhomboideus Minor? | Medial border at the base of the spine of the scapula |
What are the origins of the trapezius? | External occipital protuberance of occipital bone, ligamentum nuchae, and the spinous processes of C7-T12 |
What are the insertions of the trapezius? | Spine of the scapula, acromion process of the scapula, lateral 1/3 of the clavicle |
What are the origins of the deltoid? | Lateral 1/3 of the clavicle, acromion process of the scapula, and spine of the scapula |
What is the insertion of the deltoid? | Deltoid tuberosity of the humerus |
What is the origin of the teres major? | Inferior angle of the scapula |
What is the insertion of the teres major? | Crest of the lesser tubercle of the humerus |
What is the origin of the subscapularis? | Subscapular fossa of the scapula |
What is the insertion of the subscapularis? | Lesser tubercle of the humerus |
What is the origin of the teres minor? | The upper 2/3 of lateral border of the scapula |
What is the insertion of the teres minor? | Greater tubercle of the humerus |
What is the origin of the infraspinatus? | Infraspinous fossa of the scapula |
What is the insertion of the infraspinatus? | Greater tubercle of the humerus |
What is the origin or the supraspinatus? | Supraspinous fossa of scapula |
What is the insertion of the supraspinatus? | Greater tubercle of humerus |