ABSORPTION - the taking in of nutrients from the digested food into the cells of the body, DIGESTION - the breakdown of food, DEFECATION - the excretion or release of waste materials that are not absorbed by the body, INGESTION - the taking in of food through the mouth, PROPULSION - the movement of food throughout the alimentary canal,

DIGESTIVE SYSTEM

由
列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?