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Muscle Name: Transverse Abdominis (Deep Abs)

Medical Name:

• Transversus Abdominis

Other Names:

• Deep Abs
• Transverse Abdominal Muscle

Head:

• None (Single muscle with broad attachment)

Movement:

• Compression of the abdominal contents
  • Supporting and stabilizing the spine and pelvis
  • Assisting in forced exhalation, childbirth, and defecation
• Stabilization of the core

Attachment:

• Origin:
  • Internal surfaces of costal cartilages 7-12
  • Thoracolumbar fascia
  • Iliac crest
  • Inguinal ligament
• Insertion:
  • Linea alba
  • Pubic crest
  • Pecten pubis via the conjoint tendon

Related Muscles:

• Rectus Abdominis
• External Oblique
• Internal Oblique
• Diaphragm
• Pelvic Floor Muscles

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