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5 Cards in this Set
- Front
- Back
What normally initiates the electrical conduction of the heart? |
Sinoatrial node (SA node) |
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Which of the following is the most serious Arrhythmia? a) Premature atrial contraction b) ventricular Tachycardia (V Tach) c) 2nd Degree AV Block d) Sinus Tachycardia |
b) Ventricular Tachycardia (V Tach) |
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What does the following describe? "Sharply contoured waves with duration <0.5 seconds maximal over the central region and distinguishable from the background activity," typically seen in Stage N1 |
Vertex sharp waves |
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What is the definition of a K complex? |
Negative wave followed by a positive wave, at least 0.5 seconds duration |
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"A train of distinct waves with frequency 11-16 Hz (most commonly 12-14 Hz) with a duraction >=0.5 seconds, usually maximal in amplitude in the central derivations," seen primarily in Stage N2, describes: |
Sleep spindles |