Across
- 7. The system that transports materials to and from your cells
- 10. Pinch off parts of themselves and help reduce blood loss
- 12. Universal donors, can only receive Type O
- 13. Brings blood away from the heart
- 14. The noise your heart makes when the valves open and close
- 15. How many times your heart beats per minute
Down
- 1. Fights diseases,bruises,or illnesses
- 2. The most abundant cells in blood and supplies your cells with oxygen
- 3. From the atria the blood gets pushed into the _______
- 4. Brings blood back to the heart
- 5. There are ______ chambers in the heart
- 6. Universal recipients, can only donate to themselves
- 8. Connects veins and arteries and is one cell thick
- 9. The organ that pumps blood and is the size of your fist
- 11. Receives oxygenated blood from the lungs and sends it to the ventricle