1. The Digestive System

2. The digestive system is a group of organs that work together to digest food so that It can be used by the body

3. Functions Digest the food we eat Take the nutrients out of your food so your body can use it

4. Components Esophagus Stomach Small Intestine Large Intestine Gall bladder Liver Pancreas

5. Esophagus the tube that connects your mouth and your stomach

6. Stomach A stretchy bag that holds your food after you eat Helps to break food into smaller pieces so your body can use it for energy and nutrition

7. The stomach breaks down the food in two ways: mechanical and chemical

8. Your stomach mashes your food the way a baker kneads dough for bread. Mechanical

9. Chemical Enzymes and acids work together to break food into nutrients. Stomach acid helps kill bacteria. Your food turns into a soupy mixture called chyme

10. Stomach Esophagus

11. Small Intestine Tube that is 20 feet long. Continues to digest food Food stays in your small intestine for 4 to 8 hours

12. Small Intestine

13. Large Intestine Tube that is 5 feet long Gets waste from small intestine Waste stays for 10 to 12 hours

14. Large Intestine

15. Gall Bladder Storage tank for bile (a greenish-yellow liquid) that helps your body break down and use fats Located under your liver Shaped like a pear

16. Gall Bladder

17. Liver Factory for antibodies and bile Stores vitamins and sugars until your body needs them Filters toxins from your body systems

18. Liver

19. Pancreas Helps you digest food by breaking down sugars

21. We don’t always eat healthy…

22. Healthy Habits Eat foods that are high in fiber like fruits and vegetables Drink plenty of water Chew your food completely before you swallow Avoid foods high in fat

23. Interesting Facts Food is in your digestive system for about 24 hours

24. Your stomach stretches when you eat like a balloon being filled with air

25. You have a trap door called the epiglottis to cover your windpipe when you swallow.

26. Summary Functions Digests food Absorbs nutrients for the body Components Esophagus Stomach Small intestine Large intestine Pancreas Liver Gall Bladder

27. Summary Healthy Habits Eat high fiber foods Drink lots of water Chew food well Avoid high-fat foods