PALS HEARTCODE 2025 EXAMS, STUDY
GUIDE AND PRACTICE EXAMS WITH
ACTUAL CORRECT QUESTIONS AND
VERIFIED DETAILED RATIONALES
ANSWERS LATEST ALREADY GRADED
A+
PALS HEARTCODE 2025 EXAMS
How can gastric inflation impair bag mask ventilation?
It decreases lung compliance
What is the most appropriate precautionary action to minimize gastric inflation during bag-mask
ventilation?
Deliver each breath over 1 second
Hypoxemia is defined as oxygen saturation less than _____
94%
Which is true about the difference between hypoxemia and tissue hypoxia?
Tissue hypoxia can occur with normal arterial spo2
What does hyperventilation, which refers to increase alveolar ventilation result in
PaCO2 <35mmHg
What happens to the arterial oxygen level in a child with severe anemia?
may increase when dissolved oxygen is increased
Which is true of increased CO2 tension in the arterial blood?
it may be caused by disordered control of breathing
What happens when ventilation is inadequate?
CO2 levels rise and pH falls
What is a critical sign of hypercarbia?
Decreased level of consciousness
What can indicate mild respiratory distress?
,Which of the following indicates severe respiratory distress?
marked tachypnea and/or apnea
Which of the following statements about respiratory failure is true?
may occur without signs of respiratory distress
Which is most likely to be present in a child who has respiratory distress (not respiratory failure)?
ability to maintain a patent airway
What steps should be taken as a part of initial management of a child in respiratory distress?
Monitor O2 by pulse ox Monitor hr, rhythm, and bpSupport open airway
Which are ideal characteristic of face masks for ventilation?
covers mouth & nose
has soft rim
transparent
What is the rationale for using a transparent mask?
allows you to see the color of the childs lips
What is the function of the nonrebreathing outlet valve of a self-inflating bag
prevents retreating of carbon dioxide
Which of the following is required to appropriately ventilate a child with a flow-inflating bag?
tidal volume needs to be delivered at the correct rate.
What should be checked to ensure proper function of a bag mask system?
Oxygen Tubing is connected to the device and oxygen source
Pop off valve can be closed
How is the sniffing position achieved in an infant or a child?
Ensure the external ear canal is anterior to the shoulder
Where may padding be needed under a child 2 years and older to maintain an patent airway?
the occiput
What actions are appropriate when providing 1 person bag mask ventilation?
Perform a head tilt, insert and oral airway, and squeeze the bag until chest rise
What does the E-C clamp technique include?
,using the third, fourth & fifth fingers of one hand along the jaw to lift it forward
using the thumb and index finger of the same hand to hold the face mask
When may a 2-person bag-max technique be preferable?
when making a seal is difficult
when there is significant airway resistance
When suctioning a patient, which of the following should be monitored?
HR
O2 saturation
clinical appearance
What should you do to help reduce the risk of hypoxemia during suctioning?
limit suction attempts to 10 seconds or less
Under what circumstance should you use an oropharyngeal airway?
the child must me unconscious
What can happen if the oropharyngeal airway is too large?
it can block the airway
When measuring for an oropharyngeal airway, it should extend from the corner of the mouth to the
angle of the
jaw
The inspired oxygen concentration fo a low-flow oxygen delivery system is between ____% to ____%
22
60
The appropriate flow rate for a simple mask is ___ to ____ L/min
6
10
For a nonrebreathing mask to be effective, the oxygen flow rate must be at least ____ L/min
10
High-flow oxygen systems reliably deliver an oxygen concentration of greater than _____%
60%
The gas flow rate for a nebulizer treatment is ___ to ___ L/min
, 5
6
What is an indication that the nebulizer treatment is complete?
No mist is visible
When using a metered-dose inhaler with a spacer device, what should you?
shake the MDI and spacer vigorously
What are the signs of upper airway obstruction?
stridor
use of accessory muscles
A child presents with a barking cough, good air entry during auscultation, a pulse oximetry reading 93%
on room air and retractions at rest. What are appropriate initial interventions?
consider dexamethasone
administer O2 & nebulized epinepherine
Which diagnosis may present with upper airway obstruction?
foreign body obstruction
epiglottitis
croup
When may pulse oximetry be inaccurate?
the displayed heart rate does not correlate with the child's heart rate
An 8 month old boy is brought to the hospital by his parents. He has a hoarse cry and barking cough. His
mother says that during the night, her son had difficulty breathing, which has progressively worsened
throughout the day.
The infant most likely has what type of respiratory emergency?
upper airway obstruction
According to the systematic approach algorithm, what are the correct assessments to perform during
the evaluation phase?
initial, primary, secondary
The infant is responsive and is breathing. What is an initial measure that you can perform to maintain his
airway?
Sit him up
What are the components of breathing assessment?
GUIDE AND PRACTICE EXAMS WITH
ACTUAL CORRECT QUESTIONS AND
VERIFIED DETAILED RATIONALES
ANSWERS LATEST ALREADY GRADED
A+
PALS HEARTCODE 2025 EXAMS
How can gastric inflation impair bag mask ventilation?
It decreases lung compliance
What is the most appropriate precautionary action to minimize gastric inflation during bag-mask
ventilation?
Deliver each breath over 1 second
Hypoxemia is defined as oxygen saturation less than _____
94%
Which is true about the difference between hypoxemia and tissue hypoxia?
Tissue hypoxia can occur with normal arterial spo2
What does hyperventilation, which refers to increase alveolar ventilation result in
PaCO2 <35mmHg
What happens to the arterial oxygen level in a child with severe anemia?
may increase when dissolved oxygen is increased
Which is true of increased CO2 tension in the arterial blood?
it may be caused by disordered control of breathing
What happens when ventilation is inadequate?
CO2 levels rise and pH falls
What is a critical sign of hypercarbia?
Decreased level of consciousness
What can indicate mild respiratory distress?
,Which of the following indicates severe respiratory distress?
marked tachypnea and/or apnea
Which of the following statements about respiratory failure is true?
may occur without signs of respiratory distress
Which is most likely to be present in a child who has respiratory distress (not respiratory failure)?
ability to maintain a patent airway
What steps should be taken as a part of initial management of a child in respiratory distress?
Monitor O2 by pulse ox Monitor hr, rhythm, and bpSupport open airway
Which are ideal characteristic of face masks for ventilation?
covers mouth & nose
has soft rim
transparent
What is the rationale for using a transparent mask?
allows you to see the color of the childs lips
What is the function of the nonrebreathing outlet valve of a self-inflating bag
prevents retreating of carbon dioxide
Which of the following is required to appropriately ventilate a child with a flow-inflating bag?
tidal volume needs to be delivered at the correct rate.
What should be checked to ensure proper function of a bag mask system?
Oxygen Tubing is connected to the device and oxygen source
Pop off valve can be closed
How is the sniffing position achieved in an infant or a child?
Ensure the external ear canal is anterior to the shoulder
Where may padding be needed under a child 2 years and older to maintain an patent airway?
the occiput
What actions are appropriate when providing 1 person bag mask ventilation?
Perform a head tilt, insert and oral airway, and squeeze the bag until chest rise
What does the E-C clamp technique include?
,using the third, fourth & fifth fingers of one hand along the jaw to lift it forward
using the thumb and index finger of the same hand to hold the face mask
When may a 2-person bag-max technique be preferable?
when making a seal is difficult
when there is significant airway resistance
When suctioning a patient, which of the following should be monitored?
HR
O2 saturation
clinical appearance
What should you do to help reduce the risk of hypoxemia during suctioning?
limit suction attempts to 10 seconds or less
Under what circumstance should you use an oropharyngeal airway?
the child must me unconscious
What can happen if the oropharyngeal airway is too large?
it can block the airway
When measuring for an oropharyngeal airway, it should extend from the corner of the mouth to the
angle of the
jaw
The inspired oxygen concentration fo a low-flow oxygen delivery system is between ____% to ____%
22
60
The appropriate flow rate for a simple mask is ___ to ____ L/min
6
10
For a nonrebreathing mask to be effective, the oxygen flow rate must be at least ____ L/min
10
High-flow oxygen systems reliably deliver an oxygen concentration of greater than _____%
60%
The gas flow rate for a nebulizer treatment is ___ to ___ L/min
, 5
6
What is an indication that the nebulizer treatment is complete?
No mist is visible
When using a metered-dose inhaler with a spacer device, what should you?
shake the MDI and spacer vigorously
What are the signs of upper airway obstruction?
stridor
use of accessory muscles
A child presents with a barking cough, good air entry during auscultation, a pulse oximetry reading 93%
on room air and retractions at rest. What are appropriate initial interventions?
consider dexamethasone
administer O2 & nebulized epinepherine
Which diagnosis may present with upper airway obstruction?
foreign body obstruction
epiglottitis
croup
When may pulse oximetry be inaccurate?
the displayed heart rate does not correlate with the child's heart rate
An 8 month old boy is brought to the hospital by his parents. He has a hoarse cry and barking cough. His
mother says that during the night, her son had difficulty breathing, which has progressively worsened
throughout the day.
The infant most likely has what type of respiratory emergency?
upper airway obstruction
According to the systematic approach algorithm, what are the correct assessments to perform during
the evaluation phase?
initial, primary, secondary
The infant is responsive and is breathing. What is an initial measure that you can perform to maintain his
airway?
Sit him up
What are the components of breathing assessment?
