EKG Reading Knowledge Assessment Chapter 15
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10 Terms
T or F: Every instance of ST segment elevation is indicative of myocardial injury.
False
T or F: Leads II, III, aVF demonstrate the inferior wall of LV and the perfusion of the right coronary artery.
False
T or F: Leads v1 and v2 demonstrate the septal wall of LV and the perfusion of the left coronary artery.
True
T or F: Leads I, aVL, v5, v6 demonstrate the lateral wall of LV and the perfusion of the right coronary artery.
False
What is Pathologic Q wave?
measuring 0.04 s and/or greater than or equal to 1/3 the height of the R wave
What is Physiologic Q wave?
measuring less than 0.04 s and the depth measures less than 1/3 of the height of the R wave
What is Myocardial injury?
ST segment elevation of 1 mm or more seen in 2 or more anatomically contiguous leads
What is Myocardial infarction?
Tissue death in the heart muscle.
What is Myocardial ischemia?
Reduction of blood flow and oxygen to the myocardium
Leads v3 and v4 demonstrate the anterior wall of LV and the perfusion of the left coronary artery.
True