Across
- 6. The muscular system interacts with this system in order for you to breath
- 7. Maintains homeostasis by breaking down food into nutrients
- 8. Allows your muscles to contract and converts chemical energy to thermal energy to keep your body warm
Down
- 1. Your bones supply calcium to your muscles, nerves, and heart
- 2. Maintains homeostasis when oxygen enters the body ,the respiratory system interacts with this system and transports oxygen to the body's cells
- 3. Maintains homeostasis by filtering wastes of blood and removing wastes from the digestive system
- 4. Receives information from the external environment and responds to it
- 5. All the systems work together to protect the body from invaders