1. 3.5 Waste Disposal What wastes does the body produce?

2. Sci4fun Does what you eat affect the smell of your waste?

3. We are going to be learning What are the different ways that the body gets rid of waste? What problems can occur with the kidney?

4. Excretion and Defecation Defecation – the process your body uses rid of solid waste Excretion – the system for getting rid of waste OrganWastes removedWhat happens if waste not removed? Problems that can occur in the system Liver Lungs Kidneys Skin

5. HW – Kidney problems Read about kidney problems on p121. 1.Choose one of the topics on p121 and think of something you want to find out more about it. Write down at least for different questions you want to find out about the topic. 2.Use the internet or library to research your topic. 3.Be ready to discuss with the class your findings next lesson.

6. Activity Book 3.11 and 3.12

7. Unit Review 3.5

8. Unit 3 Chapter Review