Across
- 2. a muscle that never stops
- 6. the red pigment inside blood that makes it red
- 7. the bottom 2 chambers in the heart are called ________
- 9. carry food and oxygen around the body
- 11. a virus in witch you have not got a sufficient supply of white blood cells
- 12. the liquid part of blood
- 13. carrys low pressure blood to the lungs from the heart
- 15. seperates one side of the heart to the other preventing the bloods from mixing
Down
- 1. very thin tubes
- 3. thick, elastic & muscular tubes
- 4. help fight off diseases
- 5. the largest artery in the body
- 8. your heart is a ______________ muscle
- 10. stop blood from flowing backwards
- 14. the two top chambers in the heart are called _______