Across
- 4. movement of molecules from high to low concentrations
- 5. organ used to help exchange gases
- 8. site of nutrient diffusion in the digestive system
- 9. ability/tendency of a body to maintain a state of equilibrium for survival
- 10. group of tissues in the body that form a specific function; body part
Down
- 1. group of organs and tissues that work together to perform a function in the body
- 2. site of gas exchange in the respiratory system
- 3. site of gas AND nutrient exchange; part of the cardiovascular system
- 6. organ that helps break down food into its building blocks
- 7. organ that helps pump blood