When a Therapist Is Assessing the Cardiac Cycle for Rhythm

Question 7
Multiple Choice

When a therapist is assessing the cardiac cycle for rhythm and rate disturbances,which of the following assessment approaches is used to evaluate the P-R interval? A)Is the duration between 0.12 and 0.20 second? B)Is the duration between 0.06 and 0.10 second? C)Is it regular? D)Does one occur before every QRS?