Internal abdominal oblique muscle
Transversus Abdominis Muscle
The transversus abdominis muscle is a thin and deep muscle located at the anterior abdominal wall. It is important for providing stability to the trunk and pelvis.
Attachments of Transversus Abdominis Muscle: Origin & Insertion
Origin: (proximal attachments)
a. Anterior iliac crest, lateral half of inguinal ligament, thoracolumbar fascia and cartilages of ribs 6-12.
Insertion: (distal attachments)
a. Abdominal aponeurosis to linea alba, xiphoid process and pubic symphysis.
Actions of the abdomen:a. Compresses abdomen.
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Innervation of Transversus Abdominis Muscle:
- 7-12 intercostal, iliohyogastric, and ilioinguinal nerves.
An Overview of the Transversus Abdominis Muscle:
Muscles That Act On Abdominal Wall