An impulse originating from an ectopic focus in the ventricles that is outside of the normal conduction pathway has which of the following characteristics?
A) Slower propagation because of the syncytial arrangement of the myocardial cells
B) Uncoordinated contraction
C) Decrease in ejection of blood volume
D) All of the above
Correct Answer:
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Q1: What is the normal spontaneous depolarization of
Q2: Which of the following causes the absolute
Q3: A premature ventricular contraction (PVC)may occur at
Q4: Where do supraventricular dysrhythmias occur?
A) At the
Q6: Which of the following causes the plateau
Q7: How can a ventricular dysrhythmia be differentiated
Q8: Ventricular tachycardia and ventricular fibrillation may present
Q9: What is the normal timing of the
Q10: Which heart conduction block is characterized by
Q11: What is the definition of a narrow-complex
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