19. Protein digestion begins in the( ).A. mouthB. esophagusC. stomachD. liver 相关知识点: 试题来源: 解析 C. stomach 蛋白质的消化始于胃。胃中的胃酸和胃蛋白酶开始分解蛋白质,为后续消化做准备。因此,正确答案为 C. stomach。反馈 收藏
Mouth This is where the process of digestion begins. The smell of food itself triggers the secretion of saliva by the salivary glands in the mouth. Saliva contains the salivary amylase enzyme which helps in the breakdown of starch. In the mouth lies the tongue, which is vital for mixing an...
Digestion begins in the mouth. Which of the following statement is INCORRECT?A.The tongue aids in the digestion of the food.B.The saliva changes some of the starches in the food to sugar.C.The tongue keeps the food in place in the mouth while the food is being chewed....
Ingestion is the process of taking food or substances into the body through the mouth. Digestion is the process of breaking down food into simpler substances that can be absorbed and used by the body.
The process of digestion begins with oral initiation chewing, in the step solid food in the oral were crushed, and then the tongue stir and mix with saliva to form the food group. After that the group will be transport into the stomach through the esophagus. The stomach has two main ...
百度试题 结果1 题目3. Digestion (消化) begins in the mouth with the action of saliva. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
The extensive chemical process of digestion begins in the mouth. As food is being chewed, saliva, produced by the salivary glands, mixes with the food. Saliva is a watery substance produced in the mouths of many animals. There are three major glands that secrete saliva—the parotid, the subm...
百度试题 结果1 题目(b) Identify the parts where.[1】(i) Digestion begins: mouth 相关知识点: 试题来源: 解析 mouth 反馈 收藏
The digestion process begins in the mouth, where chewing helps to break the food into smaller pieces. Name a fluid that helps to mix the food and begin the process of breaking it down. Chemical digestion of carbohydrates begins in which organ? a. Small intestine b...
The process begins in the mouth, where food is chopped and crushed by the teeth. In the mouth, saliva, excreted by the salivary glands, provides enzymes that help to break down the food`s carbohydrates. This taking of food into the body for digestion is called ingestion. (另一个主要的...