The origin of the external obliques includes ribs . The origin of the external obliques includes ribs . seven through twelve five through twelve eight through twelve six through twelve

The origin of the external obliques includes ribs five through twelve.

Explanation:

The origin of the external obliques is on the lateral aspect of the 5th to 12th ribs, through serrated scans that are interspersed with those of the Serrato major and dorsal width muscles.

five through twelve

Explanation:

The external oblique muscle is one of the largest parts of the trunk area. That is  on the outer surface of the sides of the abdomen, on each side of the rectus abdominis.

They help in the twisting of the trunk and also  help pull the chest, as a whole, downwards, which compresses the abdominal cavity.

In summary, the external oblique muscle runs from the fifth ribs to the twelveth one.

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