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Stack #23795
Order of electrical and mechanical events (EKG)
| order of elect. + mech. events | Answer |
|---|---|
| 1 | atria begin depolarizing |
| 2 | atria depolarization complete |
| 3 | atrial systole |
| 4 | ventricular depolarization begins at apex and progresses superiorly as atria repolarize |
| 5 | ventricular depolarization complete |
| 6 | ventricular systole |
| 7 | ventricular repolarization begins at apex and progresses superiorly |