sensing and undersensing

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Question 1

Associer à un tracé: 
ventricular sensing failure
Which answer(s) is(are) true regarding this tracing?
Your answerChoice
Selected

A. failure of ventricular sensing
 
Selected

B. failure of ventricular capture
Selected

C. ventricular pacing in a vulnerable ventricular period

D. minimum rate programmed at 60 beats/minute
Selected

E. minimum rate programmed at 70 beats/minute
Question 2

Which answer(s) is(are) true regarding this tracing?
Your answerChoice

A. increase in atrial pacing threshold

B. atrial arrhythmia

C. failure of atrial sensing 

D. ineffective ventricular pacing
Selected

E. minimum rate programmed at 60 beats / minute