
Diaphram

Caval Hiatus

Esophageal Hiatus

Aortic Hiatus
connects the body of the first lumbar vertebra to the transverse process of the first lumbar vertebra; passes over psoas major muscle

Medial Lumbocostal Arch
connects transverse process of first lumbar vertebra; passes over quadratus lumborum muscle

Lateral Lumbocostal Arch

Psoas Major

Psoas Minor

Iliacus Muscle

Quadratus Lumborum

Subcostal Nerve

Lumbar plexus

Iliohypogastric Nerve

Ilioinguinal Nerve

Lateral Femoral Cutaneous Nerve

Femoral Nerve

Genitofemoral Nerve

Obturator Nerve

Sympathetic Trunk

Abdominal Aorta

Renal Arteries
posterior lateral surface of aorta

Lumbar Arteries

Median Sacral Artery

Inferior Vena Cava