When we eat, our teeth help to __________ the food. ____ After chewing, the food becomes a food ball that travels down a tube called the __________. ____ In the __________, the food mixes with gastric juices to become a mushy substance called chyme. ____ Chyme moves to the __________, where essential nutrients are absorbed. ____ What's left, called __________, reaches the large intestine, where water is absorbed, and feces are formed. ____ Feces are stored in the __________ until we're ready to go to the bathroom. ____ Finally, feces exit the body through the __________. ____ The __________ is a muscular organ that keeps working so we can stay alive. ____

DIGESTIVE SYSTEM

列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?