The Human Body
Across
- 2. System that delivers oxygen to the blood and removes CO2 from blood
- 7. Side of the heart that has oxygen rich blood
- 8. Increases surface area of the stomach and absorb nutrients
- 9. This happens when cell needs something to enter against the concentration gradient
- 11. When water concentration is the same outside and inside the cell
- 12. Mixing of particles from one substance, with the particles of another substance
- 13. Point of contact between cells and blood
Down
- 1. Dissolves connective materials that holds cells of meats
- 3. System that keeps O2 rich and O2 poor blood seperate
- 4. Where oxygen rich blood enters the heart
- 5. Force of blood against the walls of arteries
- 6. Air sacs where diffusion allows O2 and CO2 to be exchanged
- 7. Reabsorbs water into the body and collects waste
- 10. Carries food from the pharynx to the stomach