Pacemakers

Question 1

Pacemaker job

Answer 1

deliver controlled electrical impulses to specific areas of heart to restore normal electrical activity and improve heart function

Question 2

parts of a pacemaker

Answer 2

pulse generator

pacing leads

Question 3

where is the box implanted?

Answer 3

under skin

left anterior chest wall or axilla

Question 4

where are the wires implanted?

Answer 4

chambers of heart

Question 5

Indications for a pacemaker

Answer 5

symptomatic bradycardia
mobitz type 2 heart block
type 3 heart block
severe heart failure 
hypertrophic obstructive cardiomyopathy

Question 6

single chamber vs dual chamber

Answer 6

right atrium or right ventricle

both

Question 7

triple chamber

Answer 7

right atrium and ventricle
left ventricle
heart failure for cardiac resynchronisation

Question 8

implantable cardioverter defibrillator

Answer 8

monitor heart and apply shock to cardiovert patient back to sinus rhythm if identify shockable arrhythmia

Question 9

pacemaker ECG

Answer 9

sharp vertical line on all leads
line before each p wave - lead in atria
line before QRS - lead in ventricles