Exam Preview for 2272: The Pulse of Respiratory Care: Mastering Car

The Pulse of Respiratory Care: Mastering Cardiac Rhythms

Please note: exam questions are subject to change.

1. How is heart rate determined using the Six Second Method? Count the number of Large Squares between 2 R waves and multiply by 10 Count the number of R waves in a 6 second period and multiply by 10 Count the number of Large Squares between 1 R waves and divide by 300 Count the number of R waves in a 3 second period and divide by 300
2. Why is it necessary to assess your patient after analyzing the EKG strip? To determine if the patient is alert and oriented To determine if there's shortness of breath at rest or post activity To evaluate if the patient is experiencing chest pain All of the above
3. What is the range for the PR interval (PRI) in sinus tachycardia? 0.06-0.12 seconds 0.12-0.20 seconds 0.20-0.30 seconds 0.30-0.40 seconds
4. When should synchronized cardioversion be considered in the treatment of SVT? Only for stable SVT Only for unstable SVT Both for stable and unstable SVT Only if symptoms of chest pain fail to subside
5. How are the QRS complexes described in pulseless ventricular tachycardia? Narrow and normal Absent Regular and prolonged Wide and bizarre