Muscle Palpation Internal Abdominal Oblique

This is a detailed, step by step, description on how to palpate Internal Abdominal Oblique muscle by Keith Bootsma, RMT.

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Origins:
1 Lateral 2/3 of Inguinal Ligament
2 Anterior 2/3 of Iliac Crest
3 Thoracolumbar Fascia

Insertions:
1 Linea Alba
2 Lower 3 Ribs

Functions:
1 Flexion of the Trunk @ the Spinal Joints
2 Lateral Flexion of the Trunk @ the Spinal Joints
3 IpsiLateral Rotation of the Trunk @ the Spinal Joints
4 Posterior Tilt of the Pelvis @ the LumboSacral Joint
5 Compresses the Abdominal Contents

Nerve:
Intercostal Nerves (T7 – T12) & L1