Organisation - Animal Transport Systems

2. A circulatory system consisting of two separate circuits: one that transports blood from the heart to the lungs, and one that transports blood from the heart to the rest of the body.
4. A small fragment of a cell that helps blood to clot at the site of a wound.
5. A chamber at the top of the heart.
6. A term for diseases that affect the heart or blood vessels.
10. A vein that carries deoxygenated blood from the body into the heart.
14. A factor that is linked to an increased rate of a disease.
17. A blood vessel that carries deoxygenated blood from the heart to the lungs.
18. A metal mesh tube placed in an artery to hold it open.
19. A chamber at the bottom of the heart.
20. The liquid component of blood that carries the red blood cells, white blood cells and platelets.
21. The organ system which uses blood to transport substances around the body.
22. A structure which prevents the backflow of blood in the heart and veins.
23. Blood with a high concentration of oxygen and low concentration of carbon dioxide.

1. A blood vessel that carries blood towards the heart.
3. An electrical device used to correct irregularities in the heart rate.
5. The artery that carries blood from the heart to the rest of the body.
6. Tiny blood vessels that link the arteries and veins.
7. Blood with a low concentration of oxygen and a high concentration of carbon dioxide.
8. The organ that pumps blood around the body in a double circulatory system.
9. The speed at which the heart beats, measured in beats per minute (bpm).
11. A fat made by the liver from saturated fat in the diet. Can be deposited in coronary arteries causing blockages.
12. A type of drug that reduces blood cholesterol levels to slow down the rate at which fatty material is deposited in the coronary arteries.
13. Blood vessels that carry blood away from the heart.
15. A blood vessel that carries oxygenated blood from the lungs to the heart.
16. artery An artery that supplies the heart muscle with blood.