Human systems in the body
Across
- 4. Digestion takes place in the mouth, stomach and the ___ intestine.
- 6. The _____ system breaks down food into simple susbtances.
- 8. The _____ system takes in oxygen and removes carbon dioxide.
- 9. Digestion first takes place here.
Down
- 1. The respiratory system consists of the nose, windpipe and ___.
- 2. The circulatory system is made up of blood vessels, blood and the ___.
- 3. It is found in the mouth which breaks down the food.
- 5. The _____ system transports blood throughout the body.
- 7. Blood contains food, waste materials and ____ which is needed for survival.