Depolarization of the heart in response to an artificial stimulus.
{"Image DocumentName": "Depolarization of the heart in response to an artificial stimulus.", "Image ImageDescription": "Capture. Depolarization of the heart in response to an artificial stimulus. Gail Walraven, Basic Arrhythmias, Seventh Edition \u00a92011 by Pearson Education, Inc., Upper Saddle River, NJ.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}