Criado por Marissa Alvarez
aproximadamente 7 anos atrás
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Questão | Responda |
Protraction: Punching a person, pushing against the wall Retraction: going down for a push up Elevation: shrugging shoulders, shoulder shrugs (with weights) Depression: holding a heavy suitcase, dipping arm with a heavy weight | |
Serratus Anterior, Levator Scapulae, and Rhomboids (major & minor) CANNOT be seen on arm model!! | |
Supraspinatus Origin: Supraspinous fossa Insertion: Greater tubercle of humerus Action: Lateral rotation of the humerus | |
Blue Star = Pectoralis Major Origin: Clavicle and Sternum Insertion: Intertubercular sulcus Action: Adduction of the humerus Red star = Coracobrachialis Origin: Coracoid process (of scapula) Insertion: Humerus Action: Adduction of the humerus | |
Purple star = Coracobrachialis Origin: Coracoid process (of scapula) Insertion: Humerus Action: Adduction of the humerus Blue Star = Brachialis Origin: Anterior humerus Insertion: Ulnar Tuberosity Action: Flexion of the elbow (humeroulnar joint) | |
Latissimus Dorsi Origin: Thoracic, lumbar, and sacral vertebrae Insertion: Intertubercular Sulcus Action: Extension and medial rotation of the humerus (i.e. rowing a boat) | |
Erector Spinae -more superficial -span several vertebrae -major extensors of the spinal column | |
Trapezius Origin: Occipital protuberance to T12 Insertion: Spine and acromion of the scapula Action: Elevation, depression, and retraction of the scapula (also lateral flexion of the neck) | |
Serratus Posterior -assist in ventilating the lungs | |
Latissimus Dorsi Origin: Thoracic, Lumbar, and Sacral Vertebra Insertion: Intertubercular Sulcus Action: Extension and medial rotation of the humerus (i.e. rowing a boat) | |
Rhomboids (major & minor) Origin: Thoracic vertebrae Insertion: Scapula Action: Retraction of the scapula | |
Levator Scapulae Origin: Cervical Vertebrae Insertion: Scapula Action: Elevate the scapula | |
Rhomboids (major & minor) Origin: Thoracic vertebrae Insertion: Scapula Action: Retraction of the scapula | |
Buccinator (innervated by facial nerve CN VII) -forms wall of cheek | |
Scalenes -extend to the first two ribs -stabilize the thoracic cage during forced breathing -laterally flex the neck when working unilaterally | |
Supinator Origin: Lateral Epicondyle & Ulna Insertion: Radius Action: Supination of the antebrachium |
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