The external oblique muscle is located in the abdomen, towards the anterior and lateral part, whose function is related to the rotation of the torso and lateral compression of the abdomen.
The external oblique muscle is a muscle with skeletal striated fibers, together with the minor oblique, pyramidal, transverse and rectus major are those located in the anterior and lateral abdominal area.
Therefore, we can conclude that the external oblique muscle determines lateral (ipsilateral) flexion and rotation to the contralateral side.
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