learn about the human digestive system

1. Learn about The Digestive System By Aleesha Fitness Yr9 Paeroa College

3. The Digestive System

4. The Digestive System When we eat foods like bread, meat and vegetables, they are not in a form that the body can use as nourishment. Food and drink have to be changed into really small pieces before it can absorb into the blood. And carried to cells throughout the body. The purpose of the digestive system

7. How much do you know? 10 questions 1. What is the largest organ in the body? A. The liver B. The kidney C. Stomach 2. How many layers of muscle does the stomach have? A. 6 layers B. 3 layers C. 1 layer 3. How many pints of saliva do we make a day? A. 3-4 B. 1-3 C. 2-4

8. How much do you know? 4. How long does food stay in our body’s? A. 2-3 hours B. 4-5 hours C. 1-2 hours 5. How many litres of material can an adults stomach hold? A. 2 litres B. 4 litres C. 1.5 litres 6. How long is the oesophagus A. 25cm long B. 10cm long C. 30 cm long

9. How much do you know? 7. How many litres of Hydrochloric Acid does the stomach produce daily? A. 4 litres B. 2 litres C. 3.5 litres 8. True or false, In the mouth, food is either cooled or warmed to a more suitable temperature. A. True B. false 9. How many functions does the liver perform? A. 10 B. More then 500 C. 100 10. True or false, 400 gallons of recycled blood are pumped through the kidneys everyday. A. True B. False

10. The digestive System The function of the liver is to get rid of toxins from the blood. The liver performs over 500 different functions, most of them are to do with its main job as a filter. The kidneys perform less functions, but they are just as vital as the liver. If either of these organs stop functioning, you would soon be dead. The purpose of the liver

11. The Digestive System The purpose of the large intestine The purpose of the large intestine is.. To take some of the goodies into the blood stream and go to the body. How does the large intestine work? The large intestine, functions mainly to absorb water from the undigested food back into the blood.

12. The Digestive System Salmonella infection A salmonella infection is a food borne illness caused by the salmonella bacteria carried by some animals, which can be transmitted from kitchen surfaces and can be in water, soil, animal feces, raw meats, and eggs. Salmonella infections typically affect the intestines, causing vomiting, fever, headaches, and diarrhoea. The symptoms of salmonella are.. Symptoms of Salmonella are diarrhea, abdominal cramps, fever, nausea, and vomiting.

13. The Digestive System Stay away from antibiotics unless directed by your doctor. Avoid eating your normal everyday foods, see your doctor about what foods you can eat and drink a lot of water. You should expect to feel better in a few days. Normal temperatures returning in 3-5 days and overall recovery in 10-14 days. How to treat Salmonella

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