英文關鍵字
anal
anatomy
antrum
anus
appendix
arteries
artery
body
cecum
circulatory
colon
digestive
duct
duodenum
esophagus
fundus
ileum
intestine
jejunum
mucosa
muscularis
nerves
organ
organs
pyloric
pylorus
rectum
sigmoid
skeleton
stomach
transversecolon
veins