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(Netter Basic Science) Frank H. Netter - Atlas of Human Anatomy-Elsevier (2018)

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Lumbar Region of Back: Cross Section

See also Plates 312, 318

3

Descending (2nd) part of duodenum

Renal fascia (anterior and posterior layers)

Extraperitoneal

(subserous) fascia

(areolar tissue)

Transversalis

fascia

Pararenal fat

Peritoneum

Perirenal fat

Kidney

Inferior vena cava

Pancreas

Anterior longitudinal ligament

Crura of respiratory diaphragm

Superior mesenteric artery and vein

Mesentery

Abdominal aorta

Duodenojejunal

junction

Body of

L2 vertebra

Psoas major

muscle

and fascia

Lumbar

spinal nerve

External

abdominal

oblique

muscle

Internal abdominal

oblique muscle

Transverse

process

Spinal

dura mater

Cauda

equina

Transversus abdominis

muscle

Tendon of origin of

transversus abdominis and

internal abdominal oblique

muscles

Serratus posterior inferior muscle

Latissimus dorsi muscle

Quadratus lumborum muscle

Spinous process

of L1 vertebra

Supraspinous ligament

Erector spinae and multifidus muscles

Thoracolumbar fascia (posterior layer)

Thoracolumbar fascia (middle layer)

Thoracolumbar fascia (anterior layer—

quadratus lumborum fascia)

Cross-Sectional Anatomy

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Plate 185

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