In which region and quadrant can the following organs be found?
a. Stomach – epigastric region, left upper quadrant (LUQ)
b. Ascending colon – Right lumbar region, right lower quadrant (RLQ)
c. Descending colon – Left lumbar region, left lower quadrant (LLQ)
d. Urinary bladder – Hypogastric region, right and left lower quadrant (lies on the midline)
e. Liver – Epigastric region, right upper quadrant
f. Appendix – right iliac region, right lower quadrant