Across
- 2. part of a circulatory system of insects
- 5. a vessel that carry blood throughout the body.
- 6. The lower number in blood pressure; it measures pressure when the heart rests.
- 7. A muscle that pumps blood all around the body.
- 9. a Cells that carry oxygen from the lungs to the body.
- 11. Very tiny blood vessels where exchange of gases and nutrients happens.
- 16. The higher number in blood pressure; it measures pressure when the heart beats.
- 17. – The force of blood pushing against the walls of the blood vessels.
- 18. The largest artery that carries blood from the heart to the body.
- 19. The upper chamber of the heart that receives blood.
Down
- 1. A liquid that flows in the body, carrying oxygen, nutrients, and waste.
- 3. a Cells that fight infection and protect the body.
- 4. Tiny parts of blood that help stop bleeding by forming clots.
- 8. a system that moves blood to carry oxygen and nutrients around the body.
- 10. a gas that we inhale that makes us live
- 12. A blood vessel that carries blood away from the heart.
- 13. The beat you feel in your arteries as your heart pumps blood.
- 14. a simple circulatory system of fish
- 15. The yellowish liquid part of blood that carries cells, nutrients, and waste.
- 16. an anthropod tthat circulates its blood through hemocoel