To measure the QT interval, first locate the isoelectric line immediately preceding the Q wave (or R wave if there is no Q wave). Next, locate the end of the T wave. Count the number of boxes in between these two points.
Correct Answer:
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Q19: Which of the following is commonly assessed
Q20: Tall or peaked T waves, also known
Q21: The QT interval:
A) represents the time needed
Q22: A prolonged QT interval:
A) indicates prolonged ventricular
Q23: The U wave:
A) deflects opposite of its
Q24: Prominent U waves are seen in:
A) hypokalemia.
B)
Q25: The J point is not always easy
Q26: To measure the T wave, identify its
Q27: T waves with bumps may be seen
Q28: T waves seen with impulses that arise
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