happy kawaii character of small and large intestine. human body internal organ of the gastrointestinal tract. abstract

intestine bowel gut character sad kawaii happy small large icon vector illustration gastroenterology cartoon disease pain stomach tract colon human flat digestive organs system duodenum drawing health emoji alimentary flora microbiome healthy intestinal smile diseases candida sibo bacterial overgrowth syndrome excessive yeast growth microflora cancer leaky bad sick bacteria cry