Across
- 4. __ vena cava brings deoxygenated blood from the legs to the heart
- 8. the right and left __ are the chambers of the heart that pump blood out of the heart
- 9. the blood vessels where diffusion takes place
- 12. blood vessel that carries oxygenated blood away from the heart
- 13. __ blood cells carry oxygen
- 15. the __ atrium receives blood from the rest of the body
- 17. the __ side of the heart contains oxygenated blood
- 18. a sphygmomanometer measure blood __
- 19. __ vena cava brings deoxygenated blood from the head and arms to the heart
- 20. __ blood cells fight infection
Down
- 1. the __ valve connects the right atrium to the right ventricle
- 2. the __ valve connects the left atrium to the left ventricle
- 3. yellow fluid that carries blood cells
- 5. the right and left __ are the chambers of the heart that receive blood
- 6. pulmonary __ brings blood from the lungs to the heart
- 7. blood cells that promote blood clotting
- 9. __ artery supplies blood to the heart muscle
- 10. the __ atrium receives blood from the lungs
- 11. the contraction part of the cardiac cycle
- 14. the relaxation part of the cardiac cycle
- 16. pulmonary __ brings blood from the heart to the lungs