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A 14-year-old high school student who was pitching for his
baseball team was hit in the chest by the ball and had a
sudden cardiac arrest. Of the following, which is the most
likely cause of the cardiac arrest? - Answer-Commotio
cordis
Comotio Cordis "occurs when chest is struck during the
refractory period of the cardiac conduction cycle. This type
of injury usually occurs in recreational sports such as
baseball or ice hockey."
A 5-year-old child presents to the emergency department
after being hit by a car. She complains of left upper
quadrant pain and the focused assessment with
sonography for trauma (FAST) exam shows fluid around
her spleen. Which of the following findings would be an
early indication of ongoing blood loss? - Answer-Focused
Assessment: Vital Signs: "As the patient compensates for
altered tissue perfusion, the pulse pressure narrows and
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the heart rate increases" - (need to rewrite either the
question or the answers)
Widening Pulse pressure - not correct (suppose to be
narrow pulse pressure)
Bradycardia - not correct
Decreasing diastolic blood pressure - late sign
Weak peripheral pulses - late sign
A 5-year-old patient presents to the emergency
department with severe dehydration due to viral
gastroenteritis. He has signs of shock due to his
hypovolemia. Which of the following physiologic
responses to shock has the greatest impact on improving
cardiac output in the pediatric patient? - Answer-
Increasing heart rate
Pathophysiology: Cardiac Output. In pediatric patients,
cardiac out is primarily regulate by increasing heart rate
Which of the following patient presentations should
increase suspicion of potential child maltreatment? -
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Answer-Bruising to the left ear of a newborn from sleeping
on his side
Pg 10- Any bruises in a non exploratory location
(especially torso ears, neck) in children younger than 4
Pg 11Any bruising in a child younger than 4 months.
All of the vaccine administrations listed are appropriate
EXCEPT for which of the following? - Answer-Fifth
Disease at 6 months
There is an animal vaccine, but not a human vaccine for
Fifth Disease.
Which of the following statements indicates the caregiver
understands your discharge teaching on influenza? -
Answer-My child can go to daycare since they have been
off of Tylenol and fever free for 24 hours.
Yes, the patient needs to be afebrile WITHOUT the use of
antipyretics to be able to go back to daycare or school.