Cardiology
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Cardiology
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25 Questions

1. What happens in phase 4 of the cardiac ventricular action potential?

2. benign cap hemangioma of infancy - spont regresses

3. When is the scar completely formed in an MI?

4. Does blood flow across the actual ASD account for abnormal heart sounds? What is the reason?

5. What happens with a decrease of extracellular Na

6. PCWP is an estimate of...

7. What are the systolic heart sounds

8. Why is contractility decreased in heart failure?

9. What does the starling curve show?

10. skin rash on buttocks and legs - arthralgia - intestinal hemorrhage - abdominal pain - melena. Follows URI - IgA immune complex - most common childhood systemic vasculitis

11. What are common causes of mitral regurg?

12. Why is there edema after burns or during infection

13. What murmur is heard with aortic regurg?

14. CO x Total peripheral resistance

15. pulmonary veins drain into right heart circulation (SVC - coronary sinus)

16. most common heart tumor

17. What does increasing intracellular Ca do?

18. What does the LAD supply?

19. In normal S2 splitting - which valve closes first? What increases it?

20. Rank the pacemakers cells

21. most common primary cardiac tumor in adults - ball - valve obstruction in left atrium

22. Which channel accounts for automaticity of the SA and AV nodes?

23. In an EKG - What is the p wave?

24. What is the difference between adult and infantile type aortic coarctation?

25. When does extracellular calcium enter the cardiac muscle cells during contraction?

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