The ____ is the start of the ST segment and is found at the juncture of the QRS and the ST segment, the point where the angle from the QRS changes.

Question

Quizplus · Accepted Answer

The J point marks the start of the ST segment and is located where the QRS complex meets the ST segment, where the angle changes. Option A (QT Interval) refers to the duration of the QRS complex and the ST segment. Option B (T wave) comes after the ST segment and reflects repolarization of the ventricles. Option D (U wave) is a small wave sometimes seen after the T wave and is not typically used in ECG interpretation.

The ____ Is the Start of the ST Segment and Is