Quadrants

Abdominopelvic Quadrants

There are 4 abdominopelvic quadrants.

Right Upper Quadrant (RUQ)

The quadrant that contains most of the liver and the gallbladder.

Left Upper Quadrant (LUQ)

The quadrant that contains the stomach and spleen.

Right Lower Quadrant (RLQ)

The quadrant that contains the appendix and cecum.

Left Lower Quadrant (LLQ)

The quadrant that contains the initial part of the sigmoid colon.

Abdominopelvic Regions

There are 9 abdominopelvic regions.

Epigastric Region

The region located in the upper middle of the abdomen.

Umbilical Region

The region located in the center of the abdomen.

Hypogastric (pubic) Region

The region located in the lower middle of the abdomen.

Right Hypochondriac Region

The region located in the upper right of the abdomen.

Left Hypochondriac Region

The region located in the upper left of the abdomen.

Right Lumbar Region

The region located in the middle right of the abdomen.

Left Lumbar Region

The region located in the middle left of the abdomen.

Right Iliac (inguinal) Region

The region located in the lower right of the abdomen.

Left Iliac (inguinal) Region

The region located in the lower left of the abdomen.

Liver

Organ mainly located in the right upper area of the abdomen.

Gallbladder

Small organ located underneath the liver.

Diaphragm

Organ that separates the thoracic cavity from the abdominal cavity.

Stomach

Organ located mainly in the left upper abdomen that helps with digestion.

Spleen

Organ located in the left upper abdomen near the stomach.

Ascending Colon

Part of the large intestine that travels upward on the right side.

Transverse Colon

Part of the large intestine that travels across the abdomen.

Descending Colon

Part of the large intestine that travels downward on the left side.

Cecum

The pouch-like beginning of the large intestine.

Appendix

Small structure attached to the cecum.

Urinary Bladder

Organ that stores urine.