The rectus abdominis, a long muscle extending along the length of the ventral aspect of the abdomen. It originates in the area of the pubis and inserts into the cartilage of the fifth, sixth, and seventh ribs.
Basic Function: To flex the spinal column and to draw the sternum toward the pelvis.
The external obliques (obliques externus abdominis), muscles at each side of the torso attached to the lower eight ribs and inserting at the side of the pelvis.
Basic Function: To flex and rotate the spinal column.
The intercostals, two thin planes of muscular and tendon fibers occupying the spaces between the ribs
Basic Function: To lift the ribs and draw them together
Exercises to come soon...
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