Across
- 1. sound the heart makes ; closing of valves
- 4. Proteins that sit on RBC and carries oxygen
- 5. thick wall of muscle that separates right and left sides of the heart
- 6. the two lower chambers of the heart. they pump blood out to the lungs and body.
- 9. the right atrioventricular valve which consists of three cusps.
- 12. repeataed contraction and relaxation of the heart muscle
- 13. 44% of blood also known as red blood cells.
- 14. a "wave" of blood felt in blood vessels near surface of skin
- 15. a vein carrying oxygenated blood from the lungs to the left atrium of the heart.
- 16. large vein that brings oxygen-poor blood from the upper part of the body to the right atrium.
Down
- 2. is a dual flap valve in the heart that lies between the left atrium and left ventricle
- 3. .5% of blood also known as platlets
- 7. .5% of blood also known as white blood cells .
- 8. instrument used to listen to the heart
- 10. brings oxygen poor blood from the lower part of the body to the right atrium.
- 11. organ made of muscle that pumps blood
- 17. 55% of blood
- 18. vessels that carry blood to the heart from the venules
- 19. are muscular blood vessels that carry blood away from the heart
- 20. the large trunk artery that carries blood from the left ventricle of the heart to branch arteries