1. What type of circulation feeds the heart?

2. What does the T wave represent?

3. What protects the ventricles from the fast rate that may originate in the atrium?

4. How fast can the Bundle of His (aka Bundle branches) fire if other conductors fail?

5. What connects to the electrodes and the EKG machine and transmits the info to the EKG machine?

7. What deflection from the baseline tells us that the atria are contracting?

8. How long is a normal PR Interval?

9. If you wanted to find out how long it takes the impulse to travel through the atria to the AV node, what would you look at?

10. What measure of time does the small box on EKG paper represent?

11. What two things do the x-axis and y-axis on EKG paper represent?

13. If you see a flatline on the EKG monitor, and your patient is unresponsive, this means that:

15. Which of these can you use to count HR on an ABNORMAL RHYTHM?

16. Identify the HR below: (Assume it is a 6 second strip)

17. What term describes a thrombus that now has detached from the vessel wall and is moving in the bloodstream?

19. True or False: S/S of an MI (myocardial infarction) can look very different from person to person

20. Hypertension may sometimes be called the:

21. What disease occurs when the heart is unable to pump effectively?

22. Where would you look for peripheral edema?

23. What does the QRS complex tell us?

24. What does the EKG measure?