Across
- 4. most blood cells are made inside this
- 6. there are this many blood types
- 7. the adult heart can weigh up to _____ ounces
- 9. veins have these, which open and shut
- 13. an iron rich substance
- 14. the organ inside your chest that is always pumping
- 15. a regular pattern of movement
- 17. waste is taken here
- 19. white blood cells attack these
- 22. this appears when a blood vessel breaks and leaks blood out under the skin
- 25. a body tissue that produces movement
- 26. part of the circulatory system
Down
- 1. the arteries, veins, and capillaries are the main _____
- 2. the life fluid of the human body
- 3. a gas that human cells make as waste
- 5. blood carries carbon dioxide here
- 8. a pale fluid that that bathes tissues
- 10. these carry lymph
- 11. blood makes up this much percent of your total body weight
- 12. blood cells make up this percent of the total volume of blood.
- 16. the human heart is divided into right and left _____
- 18. more than 4 _____ of blood pass through the heart every minute.
- 20. substances that provide the body with what it needs to live and grow
- 21. the main artery that carries blood away from the heart
- 23. enclosed spaces in the heart
- 24. the liquid part of blood