Pacing

Question 1

Normal PP, RR value

Answer 1

600-1000 ms (corresponding to 60-100bpm)

Question 2

Normal PR

Answer 2

120-200 ms

Question 3

Normal AH

Answer 3

50-120

Question 4

Normal HV

Answer 4

35-55

Question 5

PES

Answer 5

Programmed electrical stimulation

Question 6

Types of PES

Answer 6

Burst pacing
Incremental
Delivery of extrastimulus

Question 7

Burst pacing

Answer 7

Pacing at a fixed interval

Question 8

Incremental pacing

Answer 8

Starts at a predetermined cycle length but cycle length is gradually decreased until an expected event occurs

Question 9

AV block nodal

Answer 9

Block occurs at the level of AV node, no pacemaker needed

Question 10

AV block infranodal

Answer 10

Implies a diffuse disease in cardiac conduction system indication for pacemaker

Question 11

Differential pacing

Answer 11

Pace from different electrodes on the catheter. Check signal length from different points