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aids rectus abdominis muscles in flexing vertebral column
external oblique
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aids rectus abdominis muscles in flexing vertebral column
internal oblique
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compresses abdoninal contents
transverse abdominis
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by fleshly strips from outer surfaces of lower eight ribs, fibers insert anteriorly via a broad aperneurosis into linea alba
external oblique
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flex and rotate lumbar region of vertebral column, stabalize pelvis during walking
rectus abdomonis
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runs from sternum to pubic symphasis
linea alba
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connects the fetus to the placenta allowing passage of blood and nutrients through umbilical vein and artery
umbilicus
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prime mover of arm flexion. rotates arm medially, adducts arm against resistance with scapula fixed pulls ribcage upward
pectoralis major
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found at the sternal end of clavicle sternum cartilage of rins
pectoralis major
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allows the arm to be brought closer to the middle of chest
pectoantebrachialis
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with ribs fixed, draws scapula forward and downward, with scapula fixed draws ribcage superiorly
pecotralis minor
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mover of arm extension, rotates arm at arm shoulder
latissimus dorsi
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