民以食为天,食以齿为先。牙齿是机体的一个重要器官,当食物进入口腔后,首先经过牙齿的撕碎、切割、磨细等一系列的咀嚼过程,与唾液充分混合,形成食团,吞咽入胃进行消化。当您进入老年时期,除了自我感觉眼花、耳聋、腿脚不灵活外,最明显的感觉就是牙齿变脆了,吃些稍硬一点的食物就会将牙齿咬掉一块,尤其是去除神经并补过的牙齿,失去了正常的营养和水分,很容易折裂。现在简 People eat fresh, eat tooth first. Teeth is an important organ of the body. When the food enters the oral cavity, the teeth are first shredded, cut, ground and a series of chewing processes are thoroughly mixed with the saliva to form a bolus and swallow into the stomach for digestion. When you enter old age, in addition to self-feeling dazzled, deaf, legs and feet are not flexible, the most obvious feeling is that the teeth become brittle, eat a little hard food will bite a piece of teeth, especially to remove nerves and make up Teeth, loss of normal nutrition and moisture, it is easy to break. Now Jane