Multiple Choice
Which of the following are characteristics of the normal ECG?
A) Waveforms and intervals that appear at regular intervals at a rate of 60 to 90 beats per minute (in the adult) .
B) Upright and slightly asymmetrical P waves, each followed by a QRS complex of normal upright contour, duration, and configuration
C) A PR interval (PRI) with a duration of 0.12 to 0.24 seconds that precedes each QRS complex.
D) A flat ST segment followed by an inverted, symmetrical T wave.
Correct Answer:
Verified
Correct Answer:
Verified
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