Counting the Number of QRS Waves in an Electrocardiogram (ECG)that

question 12

Multiple Choice

Counting the number of QRS waves in an electrocardiogram (ECG) that occur within a 1-minute period helps determine the _____.

• A) cardiac output
• B) heart rate
• C) stroke volume
• D) number of premature atrial contractions

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The measure of the likelihood that an event will occur, quantified as a number between 0 and 1.

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