Across
- 4. carries deoxygenated blood from the right ventricle to the lungs.
- 5. carries oxygenated blood from the lungs to the left atrium
- 7. is the upper chamber where blood enters the ventricles.
- 8. it makes sure the heart is pumping and that it is circulating blood.
- 9. it carries deoxygenated blood from the body to the right atrium.
Down
- 1. valves controls the heart rate.
- 2. carries the blood from the heart to the whole body and it is the most important artery
- 3. Acts as a holding chamber for blood that is retuning from the lungs.
- 6. they are receiving chambers for blood to flow though the heart.
- 9. prevents the blood from going back wards.