a set of shots given to children at different ages to help keep them from getting dangerous childhood diseases. inflammatory bowel disease - a disease that results in inflammation of the bowel and may cause bloody diarrhea. inner ear - part of the ear that contains both the organ of hearing (cochlea) and the organ of balance (labyrinth). intussusception - a disorder in which the intestine folds into itself in a telescope fashion, causing obstruction (blockage). ...