The nurse quickly calculating a client's heart rate by examining the electrocardiogram (ECG) would count the number of
A) large squares between P waves and multiply by 10.
B) large squares between R waves and multiply by 10.
C) P waves in a 6-inch strip and multiply by 5.
D) R waves in a 6-inch strip and multiply by 10.

Question

Quizplus · Accepted Answer

The simplest method for obtaining the heart rate is to count the number of R waves in a 6-inch strip of the ECG tracing (which equals 6 seconds) and then multiply this sum by 10 to obtain the rate per minute.

The Nurse Quickly Calculating a Client's Heart Rate by Examining