Heart Study Guide
1. Where does the heart rest?
2. What is the name of the double membrane sac that encloses the heart?
3. What is the function of pericardial fluid?
4. What is the name for the heart muscle?
5. What are the chambers of the heart lined with?
6. What do the atria chambers do?
7. What do the ventricles do?
8. List the correct direction of blood flow in relation to pulmonary circulation:
9. List the correct direction of blood flow in relation to systemic circulation?
10. What do the valves in the heart prevent?
11. Where are the AV valves located?
12. What are two names for the left AV valve?
13. What is the name of the right AV valve?
14. What are the AV valves anchored by?
15. What is the function of the semilunar valves?
16. When do the semilunar valves open?
17. Oxygen poor blood from the veins empties into what structure?
18. Oxygen poor blood moves from the right atria through what valve to get to the right ventricle?
19. Oxygen poor blood moves from the pulmonary trunk through what structure to get to the lungs?
20. What do pulmonary arteries carry?
21. Oxygen rich blood moves from the left atria through what valve to get to the left ventricle?
22. Oxygen rich blood is pumped from the semilunar valve through what structure to get to body tissues?
23. Does the blood in the chambers nourish the myocardium?
24. What’s the myocardium first drained by?
25. Systole occurs when the heart ______.
26. The “lub” sound occurs when what valves close?
27. The “dup” sound occurs when what valves close?
28. What do heart murmurs typically indicate?
29. What are the two types of control systems of the heart?
30. The pacemaker of the heart is what structure?
31. In an electrocardiogram, the wave that indicates atrial depolarization is the:
32. The wave that indicates ventricular depolarization is the:
33. Be able to identify the following structures on a heart diagram:
-coronary artery, aorta, superior vena cava, pulmonary artery
34. Be able to identify the following structures inside the heart:
-left atrium, right atrium, left ventricle, chordae tendinae, bicuspid valve, pulmonary veins
35. Be able to identify where oxygen rich blood would be in a diagram
36. When heart contraction rate is changed by autonomic nerves, chemicals, ions, or hormones, it is because of what conduction system?
37. What is pericarditis?