Week 9: Gross Anatomy of GI System

hypochondriac

Epigastric

Lumbar

umbilical

Iliac

hypogastric

rectus abdominus

external abdominal obliques

internal abdominal oblique

transverse abdominis

inguinal canal

peritoneum

serous membrane lining the abdominopelvic cavity (parietal and visceral)

mesentery

double layer of peritoneum (intraperitoneal and retroperitoneal)

esophagus

abdominal aorta

celiac trunk (artery)

superior mesenteric artery

inferior mesenteric artery

inferior vena cava

right renal vein

left renal vein

renal artery

common iliac artery

common iliac vein

splenic vein

splenic artery

superior mesenteric vein

inferior mesenteric vein

portal vein

foregut

contains the stomach, liver, gallbladder, pancreas, spleen, and duodenum

celiac artery

supplies the foregut

stomach

liver

gallbladder

pancreas

spleen

duodenum

common hepatic duct

cystic duct

common bile duct

main pancreatic duct

midgut

duodenum, jejunum, ileum, ascending colon (cecum and appendix), right colic (hepatic) flexure, transverse colon

superior mesenteric artery

supplies the midgut

hindgut

transverse colon, left colic (splenic) flexure, descending colon, sigmoid colon

inferior mesenteric artery

supplies the hindgut