Veterinary Splanchnology and Applied Anotomy

BOUNDARIES OF THE BODY CAVITY
( Abdominal Cavity )

Abdominal Cavity

• Dorsally : Bodies and transverse process of lumbar vertebrae, Crura of diaphragm, sublumbar muscles
• Laterally : Oblique and transverse abdominal muscles, ilia, iliacus muscle, parts of caudal ribs, cartilages of asternal ribs below the attachment of diaphragm
• Ventrally : Rectus abdominis muscle, aponeurosis of oblique and transverse muscles and Xiphoid cartilage
• Anteriorly : Diaphragm
• Posteriorly : Continuous with pelvic cavity

Openings of the abdominal cavity

• Hiatus oesophagi
• Hiatus aorticus
• Foramen vena cava
• Two inguinal canals
• Umbilical opening (closed in adults) and
• Pelvic cavity