Name the four quadrants of the abdomen. Name at least one organ in each quadrant.
Right Upper Quadrant: Liver, stomach, gallbladder, duodenum, proper kidney, pancreas, and the proper adrenal gland. Left Upper Quadrant: Liver, stomach, pancreas, left kidney, spleen, and the left adrenal gland. Right Lower Quadrant: appendix, reproductive organs, proper ureter.