Ccrn Questions / Ccrn Exam With Questions And Answers 2024 / 2025
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Ccrn Questions / Ccrn Exam With Questions And Answers 2024 / 2025
Which of the following is the most common side effect of nesiritide (Natrecor) therapy in heart failure? - CORRECT ANSWER-Hypotension
absorptive atelectasis. What is the cause of this complication of oxygen therapy? - CORRECT ANSWE...
Ccrn Questions / Ccrn
Exam With Questions
And Answers 2024 /
2025
Which of the following is the most common side effect of nesiritide (Natrecor)
therapy in heart failure? - CORRECT ANSWER-Hypotension
absorptive atelectasis. What is the cause of this complication of oxygen therapy? -
CORRECT ANSWER-Nitrogen washout
Which leads are most helpful in differentiating ventricular tachycardia from a
supraventricular tachycardia with aberrancy?
,A.
Leads II and III
B.
Leads V1 and V6
C.
Leads I and aVL
D.
Leads V3 and V4 - CORRECT ANSWER-Leads V1 and V6
Looking at the heart from either side helps to identify whether the impulse
originated in one ventricle or the other. Inferior, lateral, and anterior leads have a
predominantly positive QRS complex because the wave of depolarization through
the heart is downward and to the left. Lead V1 is the single most helpful lead to
differentiate ventricular ectopy from aberrancy. Leads V1 and V6 together are the
two most helpful leads.
Which of the following describes the primary role of a case manager?
A.
Educator
B.
Evaluator
,C.
Facilitator
D.
Advocate - CORRECT ANSWER-Advocate
A patient develops carpopedal spasm and neuromuscular irritability manifested by
Chvostek's and Trousseau's signs. Which electrolyte imbalance should you
suspect?
A.
Hyperkalemia
B.
Hypercalcemia
C.
Hypermagnesemia
D.
Hyperphosphatemia - CORRECT ANSWER-Hyperphosphatemia
A patient has had a large anterior myocardial infarction last month and developed a
ventricular aneurysm. He now has episodes of ventricular tachycardia that are not
prevented or converted with antidysrhythmic agents. An implantable cardioverter-
, defibrillator (ICD) is implanted. Four days after surgery he develops ventricular
tachycardia. The ICD has delivered three shocks but has not converted the rhythm.
He is pulseless and apneic. Cardiopulmonary resuscitation is in progress. What is
the priority action now?
A.
Administer epinephrine IV.
B.
Administer amiodarone.
C.
Defibrillate.
D.
Reset the ICD. - CORRECT ANSWER-Defibrillate
A 28-year-old woman is admitted to the critical care unit from the emergency
department with a diagnosis of asthma. Her initial arterial blood gases on a 28%
Venturi mask are as follows:
pH 7.48
PaCO2 30 mm Hg
HCO3 24 mEq/L
PaO2 64 mm Hg
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