The digestive system

1. The Digestive System Samara Barto 8-73

2. The Digestive system The digestive system is very important because when you chew your food The food needs to go to your stomach. The digestive system is made up of digestive track a series of the hallow organs. The digestive system works when you start to eat. The 5 parts are mouth, stomach, small Intestine , Liver , and the esophaus

3. Mouth mouth is for when you eat food. The mouth chews your food. Produces saliva and chews the food and goes to your Esophagus.

4. Large intestine Absorbs, vitamins , reabsorbs water and keeps fluid balance in the body. stores waste before it is eliminated. the place where waste products from food you eat. is collected and processed into faces.

5. gallbladder Where food is stored until needed to digest. To store bile and a dark green digestive liquid. More power full to do more work. releases stored bile into the duodenum

6. Stomach The stomach’s job it to accept the food that enters your body. Produces stomach acid.

7. Small Intestines The small intestines are 6 meters long. They are located in the middle of the abdomen.

8. Liver The liver is a really long organ that is connected to the stomach. Second largest organ. Weighing up to 3kg in humans.

9. Esophagus Conveys chewed food from the mouth to the stomach. Has four tunics Layers . esophagus has striated muscle.

10. Bibliography Websites http://library.thinkquest.org/2935/Natures_Best/Nat_Best_High_Level/Digestive_Net_Pages/Digestive_page.html http://kidshealth.org/kid/htbw/digestive_system.html http://www.surfnetkids.com/digestive_system.htm http://www.imcpl.org/kids/guides/health/digestivesystem.html http://www.enchantedlearning.com/subjects/anatomy/digestive/ Pictures