accurate answers
A 12-year-old child being evaluated in the pediatric intensive care unit displays the
following ECG waveform. The team interprets this as which arrhythmia? - answer
Second degree
Second Degree Heart Block (Mobitz II)
the picture shown is not the picture in the actual exam
Laboratory tests are ordered for a child who has been vomiting for 3 days and is
diaphoretic, tachypneic, lethargic and pale. Which test would the provider use to
determine the adequacy of oxygen delivery? - answer Lactate
A 9-year-old patient is presenting with decreased breath sounds, bradycardia, slowed
respiratory rate and a low O2 saturation level. The provider interprets these findings as
indicating which condition? - answer Respiratory failure
A 4-year-old child is brought to the emergency department by the parents. Assessment
reveals that the child has only gasping respirations and the pulse rate is 65 beats per
minute. Which action would the provider initiate first? - answer Deliver 1 BVM
ventilation every 3 to 5 seconds.
A 15-year-old patient is being evaluated during a follow-up visit after being diagnosed
with Lyme disease 2 months ago. A rhythm strip is obtained as shown below. The
provider interprets this rhythm as indicating which arrhythmia? - answer First-degree
atrioventricular (AV) block
the picture shown is not the picture in the actual exam
A child in cardiac arrest experiences return of spontaneous circulation but is exhibiting
signs of post-cardiac arrest syndrome (PCAS). The PALS resuscitation team
determines that the child is experiencing a systemic response to ischemia/reperfusion.
The team bases this determination on which finding(s)? - answer Hypotension
Fever
Hyperglycemia
A 2-year-old child arrives at the emergency department with the parents. The child is
unresponsive, is not breathing and has no pulse. Two emergency department providers
begin high-quality CPR. Which action(s) by the providers demonstrates high-quality
CPR? - answer Allowing the chest to recoil fully after each compression
, Providing ventilations that last about 1 second each
Compressing the chest about 2 inches
Giving 2 ventilations to every 15 compressions (15:2)
A PALS resuscitation team is preparing to defibrillate a child experiencing cardiac
arrest. For which rhythm(s) would this action be appropriate? - answer VF and pVT
are shockable cardiac arrest rhythms.
A provider is assessing a child with suspected shock. Which statement correctly
describes hypotension and shock? - answer Hypotension is not a consistent feature
of shock;
A provider is caring for a 4-year-old child in the urgent care clinic. Primary assessment
reveals difficulty breathing and an oxygen saturation of 91%. The provider administers
oxygen by nasal cannula with the goal of improving the child's oxygen saturation above
what percentage? - answer Supplemental oxygen should be administered as needed
to maintain an oxygen saturation above 94%.
An 11-year-old soccer player is brought to the emergency department. After a quick
assessment, the team realizes this patient is experiencing a severe asthma
exacerbation. Which medication would the team administer first? - answer Albuterol
plus Ipratropium Bromid
A child in the pediatric step-down unit is exhibiting signs of respiratory distress. When
assessing this child, which circulation finding might be present? - answer Pallor is a
circulation finding that may be seen in patients with respiratory distress.
A healthcare provider is performing a primary assessment of a child in respiratory
distress. The provider documents increased work of breathing when which findings are
observed? - answer Nasal flaring, use of accessory muscles to breathe and
intercostal, substernal or suprasternal retractions are all indicators of increased work or
effort of breathing. Grunting and inspiratory stridor are abnormal breath sounds.
An 11-year-old child develops unstable wide-complex tachycardia. Assessment reveals
signs of significant hemodynamic compromise, but the child has a pulse. The PALS
team would prepare the child for which intervention? - answer First-line treatment for
unstable wide-complex tachycardias consists of synchronized electrical cardioversion,
particularly when signs of hemodynamic compromise are apparent.
A 4-month old infant is brought to the emergency department in cardiac arrest. Which
condition would the team identify as the most common cause of cardiac arrest in an
infant of this age? - answer Sudden infant death syndrome