Dysrhythmias Chapter 35 Test with Questions and Answers

Dysrhythmias Chapter 35 Test with Questions and Answers Observe for symptoms of hypotension or angina. ANSWER A patient admitted with ACS has continuous ECG monitoring. An examination of the rhythm strip reveals the following characteristics: atrial rate 74 beats/min and regular; ventricular rate 62 beats/min and irregular; P wave normal shape; PR interval lengthens progressively until a P wave is not conducted; QRS normal shape. The priority nursing intervention would be to a. perform synchronized cardioversion. b. administer epinephrine 1 mg IV push. c. observe for symptoms of hypotension or angina. d. apply transcutaneous pacemaker pads on the patient. Sinus rhythm with a depressed ST segment ANSWER The nurse is monitoring the ECG of a patient admitted with ACS. Which ECG characteristics would be most suggestive of myocardial ischemia? a. Sinus rhythm with a pathologic Q wave b. Sinus rhythm with an elevated ST segment c. Sinus rhythm with a depressed ST segment d. Sinus rhythm with premature atrial contractions assessing the patient's response to the dysrhythmia. ANSWER The ECG monitor of a patient in the cardiac care unit after an MI indicates ventricular bigeminy with a rate of 50 beats/min. The nurse would anticipate