Cardiovascular System

5. Occurs when blood supply to the brain is blocked
7. Tiny blood vessels used for diffusing nutrients & wastes between blood & cells
9. Leading cause of death in the US since 1921
10. Major artery leaving the right side of the heart
11. Recording of the flow of electrical impulses traveling through the heart
12. Disease making it difficult to pump blood due to enlargement of left ventricle & the walls around it
14. Color of deoxygenated blood on diagrams
17. Major artery leaving the left side of the heart
18. Carry blood away from the heart
20. The left side of the heart pumps to the whole body - it is a _______ pump.
22. The two upper chambers of the heart
23. A measure of heart rate often taken from an artery in the wrist or neck
24. The name of the right AV valve
25. Protects the brain by giving more than one route for blood to reach brain tissue
26. Valve found between atria and ventricles
27. Narrowing of arteries due to buildup of plaque
28. The left side of the heart deals with this type of blood
30. Occurs when blood flow is blocked to an area of the heart
31. Rapid heart rate (>100 bpm)
32. The name of the left semilunar valve

1. The name of the left AV valve
2. The two lower chambers of the heart
3. Hole between right & left atria that allows for mixing of oxygenated & deoxygenated blood
4. The right side of the heart deals with this type of blood
6. This node is called the pacemaker of the heart
8. The name of the right semilunar valve
13. Term for high blood pressure
14. Slow heart rate (<60 bpm)
15. Processes nutrients before they are sent throughout the body
16. Carry blood towards the heart
19. Where blood travels after leaving the right side of the heart
20. Valve found between ventricles and the arteries leaving the heart
21. The right side of the heart is a pump for the ________
29. Abnormal heart rate or rhythm
33. Color of oxygenated blood on diagrams