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Torso Muscles. trapezius. infraspinatus. deltoid. teres minor. Posterior Torso Muscles. teres major. latissimus dorsi. pectoralis minor. Anterior Upper Torso Muscles. serratus anterior. external intercostals. internal intercostals. pectoralis major (cut).
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trapezius infraspinatus deltoid teres minor Posterior Torso Muscles teres major latissimus dorsi
pectoralis minor Anterior Upper Torso Muscles serratus anterior external intercostals internal intercostals pectoralis major (cut)
Abdominal Muscles external oblique diaphragm transversus abdominis rectus abdominis linea alba aponeurosis Deep Surface
Muscle Fiber/Nerve Terminal myofibril motor end plate sarcomere I-band A-band Z-line sarcolemma motor neuron endomysium
Deep Muscles • erector spinae (group) • rhomboideus • major • minor • iliocostalis (quadratuslumborum) • Musclestructure