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29 Cards in this Set
- Front
- Back
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What muscles are the major contributors to elevation?
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Upper Trapezius, Rhomboids, Levator
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What muscles are the major contributors to depression?
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Lower Trapezius, Pec. Minor
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What musces are the major contributors to protraction?
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Serratus ant., Pec. Minor
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What muscles are the major contributors to retraction
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Middle Trapezius, Rhomboids
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What muscles are the major contributors to upward rotation?
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Upper Trapezius, lower Trapezius, Serratus ant.
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What muscles are the Major contributors to downward rotation?
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Rhomboids, Pec. Minor, Levator
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What is the upper, middle, and lower trapezius nerve?
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Spinal Accessory
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What is the action of the upper Trapezius?
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Scapular elevation
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What is the action of the Middle Trapezius?
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Scapular retraction
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What is the action of the lower trapezius?
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Scapular depression
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What is the nerve of the Levator?
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Dorsal Scapular
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What is the action of the levator?
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Scapuar elevation
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What is the action of the Rhomboideus?
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Scapular retraction and elevation
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What is the nerve of the Rhomboids?
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Dorsal Scapular
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What is the nerve of the Serratus anterior?
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Long thoracic
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What is the action of the Serratus ant.?
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Scapuar protraction
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What is the action of the Pectoralis Minor?
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Scapular protraction and depression
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What is the nerve of the pectoralis minor?
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Medial pectoral nerve
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What is the definition of a force couple?
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Muscles pulling in different direction to accomplish the same motion
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What are the two force couples?
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Upper and lower Trap, and Serratus ant. contract to achieve upward rotation and Rhomboids, Levator, and pec, minor contract to achieve downward rotation
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What are the five terminal nerves of the Brachial Plexus?
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-Musculocutaneous
-Axillary -Radial -Median -Ulnar |
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Damage to the brachial plexus can result in the what?
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hemiplegia or hemiparesis
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Name the parts of the brachial plexus right to left
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roots,trunks,divisions,cords,
terminal branches |
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Divisions split into 3 cords what are they?
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lateral,medial, and posterior
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What are the 3 parts of the clavicle?
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sternal end, acromial end, and body
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The 3 parts of the sternum are?
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manubrium, the body, and the xiphoid process
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The Sternoclavicular joint provides a direct attachment to the trunk and consists of three ligaments what are they?
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Costoclavicular ligament
Interclavicular ligament Sternoclavicular ligament |
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The acromioclavicular joint connects the acromion process of the scapula and the lateral end of the clavicle and consists of three ligaments what are they?
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Acromioclavicuar ligament
Coracoclavicular ligament Coracoacromial ligament |
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What are the motions of the Scapula?
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Shoulder flexion and Abduction-upward rotaion od the scapula and Shoulder extension and adduction-downward rotation of the scapula
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