Care of Patients with Dysrhythmias Test Bank MULTIPLE CHOICE 1. A client’s cardiac status is being observed by telemetry monitoring. The nurse observes a P wave that changes shape in lead II. What conclusion does the nurse make about the P wave? a. It originates from an ectopic focus. b. The P wave was replaced by U waves. c. It is from the sinoatrial (SA) node. d. Multiple P waves are present. 2. The nurse is assessing the client’s electrocardiography (ECG). What does the P wave on th...