cross section illustration of human anal column showing external and internal sphincters, and blood supply - 肛門 幅插畫檔、美工圖案、卡通及圖標
black and white vector illustration of children's activity coloring book pages with pictures of internal organ small intestine. - 肛門 幅插畫檔、美工圖案、卡通及圖標圖示, 黑白片
digital illustration of coral polyp showing nutrients diffused through gastrodermis into tissue, and single digestive opening used as mouth and anus. - 肛門 幅插畫檔、美工圖案、卡通及圖標珊瑚 - 刺胞動物, 俯視
normal vs. abnormal contractions associated with irritable bowel syndrome in the human intestines. - 肛門 幅插畫檔、美工圖案、卡通及圖標
medical illustration depicting the different stages of colon cancer. - 肛門 幅插畫檔、美工圖案、卡通及圖標大腸癌, 癌症, 剖視圖
male reproductive and urinary organ 19 century medical illustration - 肛門 幅插畫檔、美工圖案、卡通及圖標陰莖, 雕刻圖像, 生物學
color vector illustration of children's activity coloring book pages with pictures of internal organ colon intestines. - 肛門 幅插畫檔、美工圖案、卡通及圖標人體構造, 圖畫 - 藝術品
cross section biomedical illustration of urinary and reproductive systems in adult female - 肛門 幅插畫檔、美工圖案、卡通及圖標側視
