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Stack #54005

Muscles of abdominal wall and ribs

MuscleOriginInsertionAction
External oblique R's 5-12 iliac crest, linea alba compresses abdomen, rotation of vertebral column
Internal oblique iliac crest, inguinal ligament, lumbodorsal fascia linea alba, xiphoid process, inferior ribs compresses abdomen, rotation of vertebral column
Transversus abdominis iliac crest, inguinal ligament, lumbodorsal fascia & cartilages of R's 6-12 linea alba, pubis compressess abdomen
External intercostals inferior border of each rib superior border of the rib below elevates rib
Internal intercostals superior border of each rib inferior border of the rib above depresses rib
Created by: Erinlei