Intervals and segments
PR Interval: |
From the start of the P wave to the start of the QRS complex |
PR Segment: |
From the end of the P wave to the start of the QRS complex |
J Point: |
The junction between the QRS complex and the ST segment |
QT Interval: | From the start of the QRS complex to the end of the T wave |
QRS Interval: | From the start to the end of the QRS complex |
ST Segment: | From the end of the QRS complex (J point) to the start of the T wave |