Across
- 4. What's the force of blood against artery walls?
- 6. Receives blood coming into the heart
- 8. What organ in the body pumps blood into your body when it beats?
- 9. when molecules move from being in a highly concentrated spot to a less concentrated spot
- 10. Who invented the heart?
- 12. Where does oxygen enter the blood?
- 13. Vessel that exchanges substances between body and blood cells
- 14. force exerted over a certain area
- 15. What pulmonary pushes blood to the lungs?
- 18. What system are the heart, blood, and vessels apart of?
- 19. What blood vessel carries blood into the rest of your body?
- 20. A type of blood vessel
Down
- 1. True or false? White blood cells fight diseases.
- 2. the liquid transported into your circulatory system
- 3. After the blood goes through the second valve where does it go?
- 5. Tool used to measure blood pressure
- 7. What arteries carry blood to the heart?
- 11. Caused by expansion and relaxation of the arteries
- 15. What regulates the beating of the heart?
- 16. Part of the circulatory system that prevents blood from flowing backwards?
- 17. The lower chamber that pumps blood out of the heart