Origin
What is the origin of the levator scapulae?
Transverse processes of C1-C4
Insertion of the subscapularis?
Lesser tubercle
Actions of the supraspinatus?
Shoulder ABD and ER
Innervation of the trapezius?
Spinal accessory n.
What is normal shoulder ER ROM?
90 deg
What is the origin of pectoralis minor?
Ribs 3-5
Insertion of the supraspinatus?
Greater tubercle
Action of the teres minor?
Shoulder ER
Innervation of latissimus dorsi?
Thoracodorsal n.
What is normal shoulder flexion AROM?
180 deg
What is the origin of the deltoid?
Anterior = anterolateral 1/3 clavicle
Middle = acromion process
Posterior = scapular spine
Insertion of the rhomboid minor?
Shoulder IR and extension
Innervation of the serratus anterior?
What is normal Abduction AROM?
180 deg
Origins of the supraspinatus and infraspinatus?
Supraspinatus = supraspinous fossa
Infraspinatus = infraspinous fossa
Insertion of the latissimus dorsi?
Floor of the intertubercular groove and the lesser tubercle
Actions of the deltoid?
Anterior = shoulder flexion, IR, and ABD
Middle = shoulder ABD
Posterior = shoulder extension, ER, and ABD
Innervation of the supraspinatus and infraspinatus?
Suprascapular n.
What is normal shoulder IR AROM?
70 deg
What is the origin of pectoralis major?
Clavicular head = anteromedial clavicle
Sternocostal head = manubrium & body of sternum and costal cartilages 2-6
Insertion of upper, middle, and lower trapezius?
Upper = posterior border of the lateral 1/3 of the clavicle
Middle = acromion process and lateral spine of scapula
Lower = spine of scapula
Upper = scapular elevation, upward rotation, and neck extension
Middle = scapular retraction, shoulder ABD and extension
Lower = scapular depression, upward rotation, and retraction
Innervation of the deltoid and teres minor?
Axillary n.
What is normal shoulder extension AROM?
60 deg