Am J Health Syst Pharm. 2011;68(23):2241-2247. Surface area for drug absorption The villi and microvilli responsible for the vast absorptive surface in the small intestine are of highest ...

Results from a blood test may indicate an infection or inflammation in the gallbladder, bile ducts, pancreas, or even the liver. Imaging tests can help identify gallstones in your gallbladder.