The mucosa consists of epithelium, lamina propria and muscularis. There are many digitationes on the surface of mucosa , called intestinal .
The mucosa consists of epithelium, lamina propria and muscularis. There are many digitationes on the surface of mucosa , called intestinal .
正确答案:villi
Tag:动物解剖生理
时间:2021-12-25 22:22:39