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ENA Emergency Nursing Orientation 3.0 Comprehensive Study Guide 2025/ 2026 Emergency Department Nursing Competencies with Solution Explanations and Mastery

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ENA Emergency Nursing Orientation 3.0 Comprehensive Study Guide 2025/ 2026 Emergency Department Nursing Competencies with Solution Explanations and Mastery

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Uploaded on
November 30, 2025
Number of pages
108
Written in
2025/2026
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Which type of shock causes a temporary Spinal shock
loss of motor, sensory, and reflex
functions below the level of a lesion?

According to the rule of nines, burns of 27 percent
the anterior trunk and both anterior arms
account for which percentage of body
surface area?

Which effect does parasympathetic D.
stimulation have on the heart?
A. It increases peripheral vascular Parasympathetic stimulation slows sinoatrial node discharge. Sympathetic
resistance. stimulation enhances atrioventricular node function, shortens His-Purkinje and
B. It enhances atrioventricular node ventricular muscle refractoriness, and increases peripheral vascular resistance
function.
C. It shortens His-Purkinje and ventricular
muscle refractoriness.
D. It slows sinoatrial node discharge.

,Hypertension is a finding in which type of C
poisoning?


A. Opioid
B. Antidepressant
C. Anticholinergic
D. Organophosphate

For a patient with chronic immune B. Administer prednisone (Deltasone).
thrombocytopenia, which intervention is
the initial treatment?


A. Infuse intravenous immunoglobulin.
B. Administer prednisone (Deltasone).
C. Prepare the patient for a splenectomy.
D. Administer cyclophosphamide
(Cytoxan).

For which disorder is phenazopyridine D. Urethritis
(Pyridium) most commonly administered?

,Rhabdomyolysis is a complication of A. Central nervous system stimulant
which type of toxicity?


A. Central nervous system stimulant
B. Opiate
C. Tricyclic antidepressant
D. Calcium channel blocker

Which intervention is used to treat a Apply hands-free adhesive patches in the anterior-posterior position and
patient with ventricular fibrillation who has defibrillate.
an implantable cardiac defibrillator?

For which disorder is phenazopyridine D. Urethritis
(Pyridium) most commonly administered?

Which term defines pain caused by the Visceral pain
stretching of a hollow organ and is
described as cramping or a sensation of
gas?

When a patient is in the compensatory heart and brain
stage of shock, the body preferentially
maintains blood flow to which organs?

, Which laboratory test result should the Below normal to slightly elevated serum glucose level
nurse expect in a patient with alcoholic
ketoacidosis?

Which finding is characteristic of Proteinuria
preeclampsia?

Sciatic nerve damage is associated with C. Hip
dislocation of which joint?


A. Patellar
B. Knee
C. Hip
D. Ankle

Which intervention is indicated for a Escharotomy
patient with circumferential full-thickness
burns of the chest, inadequate chest
expansion, and restlessness?
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