1.口腔中牙齿的____________________和舌的____________可以促进________________.2.口腔中唾液的作用________________________________.3.口腔内初步消化___________胃内初步消化__________小肠内消化__________________.4.食
1.口腔中牙齿的____________________和舌的____________可以促进________________.
2.口腔中唾液的作用________________________________.
3.口腔内初步消化___________胃内初步消化__________
小肠内消化__________________.
4.食物中的淀粉最终化解为______________________________蛋白质最终化解为________________,脂肪最终化解为______________________.
5.吸收是指________________________________________________________.
6.胆汁的作用______________________________________________________.