QUESTIONS WITH SOLUTIONS VERIFIED
ANSWERS
●● 0.36-0.44.
Answer: normal QT interval
●● 500.
Answer: QT high limit
●● QT interval.
Answer: represents the total duration of depolarization and
depolarization of phases
●● HR.
Answer: the higher the (), the shorter the QT interval
●● Haldol, tikosyn, amiodarone.
Answer: three meds that increase QTI
●● atrial pacing.
Answer: spike appears just before p
, ●● ventricular pacing.
Answer: spike appears just before qrs
●● atrial and ventricular pacing.
Answer: spike appears before and after p
●● dual chamber pacing.
Answer: atrial and ventricular pacing is aka what
●● 1st letter.
Answer: indicated which chamber will be paced
●● 2nd letter.
Answer: indicates which chamber is sensed by the pacemaking
●● 3rd letter.
Answer: pacemakers response to sensing the patients natural heart
activity
●● AOO.