Align the following events performed by oral cavity: 1) Digestion 2) Mastication 3) Lubrication 4) Selection
Correct answer: D. 4,2,3,1
- A. 1,3,4,2
- B. 4,2,1,3
- C. 4,3,2,1
- D. 4,2,3,1
Explanation
1-Selection of food, 2- Mastication, 3- Lubrication, 4-Enzymitic digestion of food (Starch) will occur in oral cavity.
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About Digestion
The human digestive system covers the organs from mouth to anus, the movement of food, and the mechanical and chemical breakdown of carbohydrates, proteins and fats. It also includes the roles of digestive enzymes, bile, absorption through intestinal villi, and the assimilation of nutrients by body cells.
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