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anatomy CH1
abdominal regions quadrants and underlying organs
| abdominopelvic region | organs | quadrant |
|---|---|---|
| right lumbar region | cecum, ascending colon, liver, right kidney, small intestine | right upper quadrant |
| right inguinal region | appendix, cecum, small intestine | right lower quadrant |
| epigastric region | liver, stomach, pancreas, duodenum | right upper quadrant and left upper quadrant |
| umbilical region | umbilicus, jejunum, ileum, duodenum, colon, kidneys, major abdominal vessels | right upper quadrant and left upper quadrant |
| hypogastric (pubic) region | urinary bladder, small intestine, sigmoid colon, female reproductive organs | right lower quadrant and left lower quadrant |
| left hypochondriac region | spleen, colon, liver, left kidney, small intestine | left upper quadrant |
| left lumbar region | descending colon, left kidney, small intestine | left upper quadrant |
| left inguinal region | small intestine, descending colon, sigmoid colon | left lower quadrant |
| right hypochondriac region | gallbladder, liver, right kidney | right upper quadrant |