1. Essential Question: How do major organ systems work together in living organisms? Standards: S7L2d. Explain that tissues, organs, and organ systems serve the needs cells have for oxygen, food, and waste removal. S7L2e. Explain the purpose of the major organ systems in the human body (i.e., digestion, respiration, reproduction, circulation, excretion, movement, control and coordination, and for protection from disease).

2. Look at the following slides with animated pictures. Identify the systems of the body involved in the action shown in each image and explain how each system is involved

3. Animated Picture #1

4. Animated Picture #2

5. Animated Picture #3

6. Animated Picture #4

7. Animated Picture #5

8. Animated Picture #6

9. Animated Picture #7