Multiple Choice
In which dysrhythmias should treatment be instituted immediately?
A) Asymptomatic sinus bradycardia at a heart rate of 50 beats/min
B) Fever-induced tachycardia at 122 beats/min
C) Premature atrial complexes occurring every 20 seconds
D) Atrial fibrillation with a ventricular rate of 220 beats/min
Correct Answer:

Verified
Correct Answer:
Verified
Q1: Lusitropic impairment refers to<br>A) poor contractile force.<br>B)
Q4: A patient is exhibiting severe dyspnea and
Q5: First-degree heart block is characterized by<br>A) prolonged
Q9: A patient's ECG lacks recognizable waveforms and
Q13: A patient has heart failure with a
Q18: Which dysrhythmia is thought to be associated
Q22: Cor pulmonale refers to<br>A) biventricular failure.<br>B) left
Q24: After sitting in a chair for an
Q25: An abnormally wide (more than 0.10 second)QRS
Q31: Low cardiac output to the kidneys stimulates