Muscle Sheet with answers1

Muscle Sheet with answers1 - Name Origin Trapezius Superior...

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Unformatted text preview: Name Origin Trapezius Superior nuchal line; external occipital protuberance, nuchal ligamen, spinous processes of C7 & T1 - T12 Deltoid lateral/acromial end of clavicle, acromial process and scapular spine Pectoralis Major medial half of clavicle, costal cartilage of first 6 ribs including sternum Latissimus Dorsi back of sacrum, spinous processes of all lumbar (L1-L5) and last 6 thoracic vertebra (T6-T12), posteror aspect of ribs 9 - 12, & posterior as Biceps Brachii long head - supragleniod tubercle; short head - coracoid process Triceps Brachii long head infraglenoid tubercle; Medial head distal two-thirds of posterior humerus; short head upper half of posterior humerous Insertion Lateral third of clavicle, acromion, and spine of scapula deltoid tuberosity lateral lip of intertubercular groove of humerous medial lip of intertubercular groove of humerous radial tuberosity: both heads olecranon process: all heads Action Extension of head and neck, scapular elevation and depression, upward and downward rotation of scapula...
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Muscle Sheet with answers1 - Name Origin Trapezius Superior...

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