Front | Back |
Muscles of the back
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TrapeziusLatissimus DorsiLevator ScapulaeRhomboid MinorRhomboid Major
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Trapezius muscle
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Origin: Skull, cervical and thoracic vertebraeInsertion: Spine of scapula, acromion, clavicleInnervation: CNIX, accessory n
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Latissimus Dorsi Muscle
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Origin: thoracic and lumbar vertebrae, sacrum, iliac crest Insertion: intertubercular sulcus of humerusInnervation: Thoracodorsal n
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Levator Scapulae
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Origin: Vertebrae C1-C4Insertion: Medial border of scapula above spineInnervation: C3, C4
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Rhomboid Minor
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Origin: Vertebrae C7 and T1 Insertion: Medial border of scapula at spineInnervation: Dorsal scapular n
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Rhomboid Major
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Origin: Vertebrae T2 - T5Insertion: Medial border of scapula below spineInnervation: Dorsal scapular n
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Muscles of the chest
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Pectoralis MajorPectoralis MinorSerratus Anterior
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Pectoralis Major
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Origin: clavicle, sternum, costal cartilages 1-6Insertion: crest of greater tubercle of humerusInnervation: Medial pectoral, Lateral pectoral
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Pectoralis Minor
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Origin: ribs 2 - 5Insertion: coracoid processInnervation: Medial pectoral nerve
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Serratus Anterior
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Origin: ribs 1 - 8Insertion: Medial border of scapulaInnervation: Long Thoracic nerve
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Muscles of the Shoulder
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DeltoidSupraspinatusInfraspinatusTeres MinorSubscapularisTeres Major
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Deltoid muscle
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Origin: Spine of scapula, acromion, clavicleInsertion: deltoid tuberosity of humerusInnervation: Axillary
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Supraspinatus
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Origin: Supraspinous fossa Insertion: greater tubercle of humerus Innervation: Suprascapular nerve
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Infraspinatus
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Origin: Infraspinous fossaInsertion: greater tubercle of humerusInnervation: Suprascapular nerve
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Teres minor
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Origin: Lateral border of infraspinous fossaInsertion: greater tubercle of humerusInnervation: Axillary
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