Cross-section at L4: what lies at this level
58 structures a horizontal cut through fourth lumbar vertebra (L4) meets on the model. Hide the names to test yourself, or cut the 3D model at this level.
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Cardiovascular 31
- abdominal aorta
- ascending branch of inferior branch of ileocolic artery
- ascending lumbar vein
- descending aorta
- descending branch of left colic artery
- ileocolic artery
- ileocolic vein
- inferior mesenteric artery
- inferior mesenteric vein
- inferior vena cava
- left ascending lumbar vein
- left colic vein
- left common iliac artery
- left common iliac vein
- left inferior epigastric artery
- left inferior epigastric vein
- left testicular artery
- left testicular vein
- lumbar vein
- right ascending lumbar vein
- right common iliac artery
- right common iliac vein
- right inferior epigastric artery
- right inferior epigastric vein
- right testicular artery
- right testicular vein
- sigmoid artery
- sigmoid vein
- superior mesenteric artery
- superior mesenteric vein
- trunk of superior mesenteric artery
Digestive 10
Skin 1
Muscular 13
- lateral lumbar intertransversarius
- left external oblique
- left iliocostalis lumborum
- left longissimus thoracis
- left lumbar rotator
- left psoas major
- linea alba
- medial lumbar intertransversarius
- right external oblique
- right iliocostalis lumborum
- right longissimus thoracis
- right lumbar rotator
- right psoas major
Skeletal 1
Urinary 2
