Across
- 3. blood vessels that carry blood away from the heart
- 4. a straw colored liquid
- 7. what arterioles branch off into
- 9. blood vessels that carry blood back to the heart
- 10. what arteries branch off into
- 12. the flow of blood between the heart and everything but the lungs
- 13. upper chamber of the heart
- 14. these transport oxygen to other cells of the body
Down
- 1. these carry blood from capillary networks to veins
- 2. slippery membrane that covers the heart
- 5. the transport of blood back and forth between the heart and lungs
- 6. study of the heart
- 8. lower chamber of the heart
- 11. cell pieces that form clots