internal organs. human brain, bladder and stomach, kidneys and intestines, liver and lungs, heart and pancreas cartoon

abdomen anatomic anatomical anatomy artery biology bladder bodies body bowel brain cartoon chart colon different digestive diseases donor esophagus female gastrointestinal health healthy heart human humanities icons illustration internal intestines isolated kidneys liver lungs man medical model organs pancreas part reproductive sciences set spleen stomach system thyroid uterus vector