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12 Cards in this Set
- Front
- Back
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Sternocleidomastoid |
Origin: sternum and clavicle Insertion: mastoid process of the temporal bone Action: rotates the head, flexes three neck |
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Masseter |
Origin: zygomatic arch Insertion: mandible Action: elevates the mandible |
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Levator scapulae |
Origin: C1-C4 Insertion: scapula Action: elevates the scapula |
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Trapezius |
Origin: occipital bone, spinous processes of the cervical and thoracic vertebrae Insertion: clavicle and scapula Action: elevates the clavicle and scapula, extends the neck |
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Latissimus dorsi |
Origin: lumbar vertebrae, sacrum, ilium, ribs 9-12 Insertion: humerus Action: rotates the arm medially, depresses and retracts the shoulder |
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Pectoralis major |
Origin: clavicle, sternum Insertion: humerus Action: flexes adducts, and rotates the arm medially at the shoulder |
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Deltoid |
Origin: clavicle and scapula Insertion: humerus Action: abducts, flexes and extends the arm at the shoulder |
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Biceps brachii |
Origin: scapula Insertion: radius Action: flexes and supinates the forearm |
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Triceps brachii |
Origin: scapula and humerus Insertion: ulna Action: extends the arm at the elbow |
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Rectus femoris |
Origin: ilium Insertion: patella and tibial tuberosity of the tibia Action: extends the leg and flexes the thigh |
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Biceps femoris |
Origin: ischium and femur Insertion: tibia and fibula Action: extends the thigh at hip and flexes the leg |
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Gastrocnemius |
Origin: femur Insertion: calcaneus Action: plantar flexes the ankle, flexes the leg |
