Q wave myocardia - Study guides, Class notes & Summaries

Chapter 35: Dysrhythmias Questions Answered 100% correct A patient admitted with syncope has continuous ECG monitoring. An exemption of the rhythm strip reveals the following: arterial 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. give epinephrine 1 mg IV push b. prepare for synchronized cardioversion c. ...

PCCN Questions and Answers 2023 A 58-year-old male with a history of alcohol abuse is a heavy smoker. He complains of pain in his chest in the afternoons when he is sitting and watching TV. ECG shows elevation of ST segments. The most likely diagnosis is: a. Unstable angina. b. Variant/Prinzmetal's angina. c. Stable angina. d. Gastroesophageal reflux disease. B: Variant angina (also known as Prinzmetal's angina) results from spasms of the coronary arteries associated with or without a...

A patient is undergoing a cardiac workup and tolerance assessment while riding a stationary bicycle. After a few minutes of observing the patient, the respiratory therapist increases the tension to the cycle and observes the following change in blood pressure, SpO2, and heart rate: Before After HR 98 119 BP 122/85 mm Hg 149/98 mm Hg SpO2 0.97 0.95 A. administer Dobutrex (dobutamine). B. reduce the cycle tension to the previous level. C. continue the evaluation. D. discontinue...