digestive system . comic scheme with gut, kidney, pancreas, bladder and liver. diagram with transverse colon.

abdomen abdominal acid alimentary anatomical anatomy appendix biology bladder body canal care colon comic design diagram digestion digestive duodenum esophagus gallbladder gastric gastrointestinal gland gut health healthcare healthy hepatic human illustration internal intestinal intestine isolated kidney liver medical organ organs pancreas rectum scheme sigmoid stomach system teeth tract transverse vector