What happens in the PR segment?

Related questions

1. What is PR value?
2. How serious is a first degree AV block?
3. What does the PQ interval represent?
4. What is PR value ad?
5. What is the treatment for 1st degree AV block?
6. What causes a 1st degree AV block?
7. What does a segment on an ECG tracing indicate?
8. How do you treat first degree AV block?
9. How do you evaluate a PR campaign?

Tags

1. #normal
2. #reflects
3. #atrial
4. #conduction
5. #impulse
6. #start
7. #activation
8. #ventricular
9. #ventricles
10. #between
11. #whether
12. #interval
13. #atria
14. #segment
15. #complex
16. #delay