0. Using internet or library sources (like science books, encyclopedias, and health references), answer the following on a separate sheet of paper. LET'S APPLY ITI- 1. How come a person lying upside down can still eat or drink? 2. Why is digestion considered as a mechanical and chemical process? 13. Why should you not talk when your mouth is full? 4. Identify the important roles of the following in digestion: Teeth Small intestine Stomach • Large Intestine * 4 * [tex]please \: po \: pa \: answer[/tex]