2. The Excretory System By Student Name 8e

3. Definition Of The Excretory System Excretory System:The system that regulates blood composition and gets rid of waste fluid.The System includes they liver,kidneys,lungs and the skin.

4. THE PARTS OF THE SYSTEM… Parts of the system: Skin is all over your body. Liver :Your liver is right below your lungs. Kidneys:They are located on both sides of the intestines.

5. What is a healthy system? A healthy system has no bladder infections and doesn’t have high or low calcium. Kidney stones are caused by excess calcium. Other parts that can be infected are the lungs,liver and the kidneys.

6. Disorders of the system… Two disorders are: Bladder infections Kidney infections

7. Maintaining Healthy System? We can maintain healthy by exercising,eating right and getting all of our vitamins. Also exercise regularly and not smoking or doing drugs.

8. How does Blood and food get through the system? Blood flows through the villi. Then the blood is transferred through the body and the nutrients are used. The kidney filters out your urine and cleans it thoroughly

9. Bibliography Science Focus 8 My HEAD!!