Shoulder girdl
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| What muscles work synergistically with extension? | latissimus dorsi, posterior deltoid, teres major, pectoralis major
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| What is Scapulohumeral rhythm? | a concept that further describes the movement relationship between the shoulder girdle and shoulder joint.
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| What muscles work together to make downward rotation of the Scapula? | Levator Scapula, Rhomboids, and Pectoralis minor
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| What makes up the Shoulder Complex? | Scapula, Clavicle, Sternum, Humerus, and Rib Cage
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| Describe the Sternoclavicular Legament and what it does. | It provides the shoulder girdle with it's only direct attachment to the trunk. It's a synovial joint and has a double gliding motion.
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| Where is the Scapula located anatomically? | Between the second and seventh ribs, with the vertebral border approximately two to three inches lateral from the spinous processes of the vertebrae.
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| What nerve innervates the Upper trap? | Spinal Accessory (cranial nerve XI) C3 and C4 sensory component.
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| What nerve innervates the Levator Scapula? | Third and Fourth cervical nerves and dorsal scapular nerve C5
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| What nerve innervates the Rhomboid Muscles? | Dorsal Scapular nerve C5
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| What nerve innervates the Serratus Anterior? | Long Thoracic nerve C5, C6, C7
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| What nerve innervates the Pectoralis minor muscle? | Medial pectoral nerve C8, T1
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| Define force Couple | muscles pulling in different directions to accomplish the same motion.
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| What muscle works synergistically with the Latissimus Dorsi? | Teres Major
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| What ligament provides a protective roof ? | Coracoacromial Ligament
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| What muscles make up the rotator cuff? | Subscapularis, supraspinatus, infraspinatus, and teres minor
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| Define the rotator cuff | A tendinous band formed by various muscles that help to keep the head of the humerus "rotating" against the glenoid fossa during joint motion.
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Created by:
vdellinger
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