What does the P wave show on an ECG?

Related questions

1. What does Pqrstu stand for in nursing?
2. What happens at the P wave?
3. What does Pqrst wave mean for the heart?
4. What is systole and diastole?
5. What are P waves heart?
6. What is a normal P wave?
7. What causes peaked P waves?
8. What are the 4 phases of the cardiac cycle?
9. What does S wave mean?
10. What happens in the Pqrst waves?

Tags

1. #split
2. #repolarization
3. #contract
4. #after
5. #depolarization
6. #contraction
7. #atria
8. #strictly
9. #visible
10. #begins
11. #atrium
12. #corresponds
13. #usually
14. #because
15. #represents
16. #right
17. #small
18. #speaking
19. #atrial
20. #second