Obliques

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Other Names

  • Hips (Upper)
  • Waist (Sides)
  • Obliques

Heads

  1. External Oblique
  2. Internal Oblique

Movement

Spine (Lumbar)

  • Flexion [1, 2]
    • Both Sides
  • Rotation
    • Rotation right [Left 1, Right 2]
    • Rotation left [Right 1, Left 2]
  • Lateral Flexion
    • Lateral flexion right [Right 1, Right 2]
    • Lateral flexion left [Left 1, Left 2]
  • Intra-abdominal Pressure [1, 2]

Attachments

Origin

  • Ribs 5-12 (Lower 7 Ribs) [1]
    • External Surfaces
  • Thoracolumbar Fascia (Lumbar Fascia) [2]
  • Ilium [2]
    • Illiac Crest
      • Anterior two thirds
  • Inguinal Ligament [2]
    • Lateral two thirds

Insertion

  • Rectus Abdominis Fascia (Lower Front) [1]
  • Ilium [1]
    • Anterior Crest
  • Inguinal Ligament [1]
  • Pubis
    • Crest [1]
    • Conjoint Tendon [2]
  • Ribs 8-12 (Lower 2-4 Ribs) [2]
    • Inferior borders
  • Linea Alba [2]

Related Muscles

Comments

The Obliques and the Transversus Abdominis increase the intra-abdominal pressure necessary for the support of the vertebral column in some exercises.

Obliques

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