Bundle for Dysrhythmia Exams Compilation | Verified | Guaranteed Success

The nurse assesses a client's ECG tracing and observes that not all QRS complexes are preceded by a P wave. How should the nurse interpret this observation? A. The client has hyperkalemia causing irregular QRS complexes. B. Ventricular tachycardia is overriding the normal atrial rhythm. C. The ...

The nurse is caring for a patient who is on a cardiac monitor. The nurse realizes that the sinus node is the pacemaker of the heart because it is: a. the fastest pacemaker cell in the heart. b. the only pacemaker cell in the heart. c. the only cell that does not affect the cardiac cycle. d. loc...

A patient's heart rate is 48 beats per minute. Which structure is most likely generating this heart rate? 1) Purkinje fibers 2) Sinoatrial node 3) Atrioventricular node 4) Ventricular pacer cells - ANS: 3 The AV node can generate impulses at a rate of 40 to 60 bpm. The nurse is concerned tha...

The healthcare provider is performing an assessment on a patient who is taking propranolol (Inderal) for supraventricular tachycardia. Which assessment finding is an indication the patient is experiencing an adverse effect of this drug? Dry mouth Bradycardia Urinary retention Paresthesia - Bra...

A client's electrocardiogram strip shows atrial and ventricular rates of 80 complexes per minute. The PR interval is 0.14 second, and the QRS complex measures 0.08 second. The nurse interprets this rhythm is: A) Normal sinus rhythm B) Sinus bradycardia C) Sinus tachycardia D) Sinus dysrhythmi...