Stack #207906
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| c3-c6 to first rib, opens rib cage (raises first rib) and laterally flexes/rotates the neck, cervical spinal nerve | scalenus anterior
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| trans process c2-c6 to first rib, opens rib cage(rasies first rib) and laterally flexes/rotates the neck, cervical spinal nerve | scalenus medius
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| trans process c5-c7 to 2nd rib, raises second rib and laterally flexes neck | scalenus posterior
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| from sternum or clavicle (2 origins) to mastoid process, laterally flexes neck and flexes head forward/opp side rotator, spinal accessory nerve | sternocleidomastoid
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| moves skin and pulls down mandible, large muscle covering neck | platysma
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| keep the body erect, most lateral | erector spinae: iliocostalis cervicis/thosacis/lumborum
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| keep body erect more medial than iliocostalis | erector spinae: longissimus capitis/cervicis/thoracis
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| keep body erect, most medial | erector spinae: spinalis capitis/cervicis/thoracis
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| extend and rotate each vertebrae seperately | transversospinalis: semispinalis capitis/cervicis/thoracis
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| run from vertebrae to vertebrae and rotate the vertebrae | multifidis
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| rotate vertabrae | rotatores
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| run from upper 11 ribs to the rib right below origin, open rib cage | external intercostals
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| run from rib to rib, close the rib cage | internal intercostals
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| lower 8 ribs to abdominal aponeurosa, laterally flex and rotates trunk | external obliques
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| inguinal ligament to bottom 3/4 ribs and abdominal aponeurosa, laterally flex and rotate trunk | internal obliques
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| wraps around abdomin (inguinal ligament to abdominal aponuerosa) , compresses abdominal cavity | transversus abdominis
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| pubic symphysis to 5-7th ribs and xiphoid process, flexes trunk | rectus abdominis
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| iliac crest to 12th rib and lower 4 lumbar vertebrae, laterally flexes trunk, holds down ribs during expiration | quadratus lumborum
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| increases/decreases volume of thoracic cavity | diaphragm
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| nuchal line of skull/all spinous processes to lateral third of the clavicle, elevates scapula/upwardly rotates scapula, accessory nerve | upper trapezius
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| nuchal line of skill/ all spinous processes to spine and acromion of scapula, retracts scapula, accessory nerve | middle trapezius
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| nuchal lines of skull and all spinous processes to spine of scapula, depresses scapula/upward rotation of scapula, accessory nerve | lower trapezius
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| lower 6 thoracic vertebrae, lumbar and sacrum to bicepital groove, extends/adducts/medially rotates arm, thoracodorsal nerve | latissimus dorsi
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| c2-c5 to medial border of scapula, retracts and downwardly rotates scapula, dorsal scapular nerve | rhomboideus major
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| c7-t1 to medial border of scapula, retracts and downwardly rotates scapula, dorsal scapular nerve | rhomboideus minor
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| trans process c1-c4 to medial border of scapula, elevates scapula, dorsal scapular nerve | levator scapulae
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| clavicle or sternum ( 2 origins) to humerus (lower lip of bicepital groove below greater tubercle), adduct/medially rotates arm, also flexes (claivular) and extends (sternal) arm, medial and lateral pectoral nerves | pectoralis major
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| riibs 3-5 to coracoid process of scapula, draws scpula forward and down (downward rotation), medial pectoral nerve | pectoralis minor
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| first 8 or 9 ribs, runs under scapula to anterior medial border of scapula, protracts scapula, and upward rotation, long thoracic nerve | serratus anterior
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| upward rotators (3) | upper traps, lower traps, and serratus anterior
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| 3 parts (ant/post/middle): from clavicle/spine/acromion of scapula to deltiod tuberosity, flexion/extension/abduction of arm, axillary nerve | deltiod
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| subscapular fossa to lesser tubercle of humerus, medially rotates arm and stabilizes shoulder, upper and lower subscapular nerve | subscapularis
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| supraspinous fossa of scapula to greater tubercle, helps with abduction, pulls humerus into glenoid, suprascapular nerve | supraspinatus
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| infraspinous fossa of scapula to greater tubercle of humerus, external rotation, pulls humerus into glenoid, suprascapular nerve | infraspinatus
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| axillary border of scapula to greater tubercle, lateral rotation and pulls humerus into glenoid, axillary nerve | teres minor
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| posterior surface of lateral border of scapula to medial side of bicepital groove, medially rotates/adducts/ and extends arm, lowr subscapular nerve | teres major
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| medial rotators (4) | subscapularis, pectoralis major, deltiod, teres major
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Created by:
stevielee
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