PALS – bradycardia Exam Questions And Answers Latest 2025.docx

PALS – bradycardia Exam Questions And
Answers Latest 2025
what is the leading cause of symptomatic bradycardia in children? -
correct answer ✅tissue hypoxia


symptomatic bradycardia is usually the result of : -
correct answer ✅progressive hypoxemia and resp failure


Primary bradycardia -
correct answer ✅result of congenital or acquired heart conditions
that slow the spontaneous depolarization rate of the hearts normal
pacemaker cells or slow conduction through the hearts conduction
system


Causes of Primary bradycardia: -
correct answer ✅- congenital abnormality of the heart pacemaker
or conduction system
- surgical injury to the pacemaker or conduction system
- cardiomyopathy
- myocarditis


secondary bradycardia -
correct answer ✅the result of non cardiac conditions that alter the
normal function of the heart

, PALS – bradycardia Exam Questions And
Answers Latest 2025

Causes of secondary bradycardia: -
correct answer ✅- hypoxia
- acidosis
- hypotension
- hypothermia
- drug effects


Causes of 1st degree block -
correct answer ✅- intrinsic AV nodal disease
- enhanced vagal tone
- myocarditis
- electrolyte disturbances
- hypoxemia
- MI
- cardiac surgery
- drugs
- acute rheumatic fever