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ENA Emergency Nursing Orientation 3.0 All Questions Review With Correct Answers
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ENA Emergency Nursing Orientation 3.0 All QuestionsReview With Correct Answers
Which type of shock causes a temporary loss of motor, sensory, and reflex
functions below the level of a lesion? Right Ans - Spinal shock
According to the rule of nines, burns of the anterior trunk and both anterior
arms account for which percentage of body surface area? Right Ans - 27
percent
Which effect does parasympathetic stimulation have on the heart?
A. It increases peripheral vascular resistance.
B. It enhances atrioventricular node function.
C. It shortens His-Purkinje and ventricular muscle refractoriness.
D. It slows sinoatrial node discharge. Right Ans - D.
Parasympathetic stimulation slows sinoatrial node discharge. Sympathetic
stimulation enhances atrioventricular node function, shortens His-Purkinje
and ventricular muscle refractoriness, and increases peripheral vascular
resistance.
Hypertension is a finding in which type of poisoning?
A. Opioid
B. Antidepressant
C. Anticholinergic
D. Organophosphate Right Ans - C
For a patient with chronic immune 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). Right Ans - B. Administer
prednisone (Deltasone).
,For which disorder is phenazopyridine (Pyridium) most commonly
administered? Right Ans - D. Urethritis
Rhabdomyolysis is a complication of which type of toxicity?
A. Central nervous system stimulant
B. Opiate
C. Tricyclic antidepressant
D. Calcium channel blocker Right Ans - A. Central nervous system stimulant
Which intervention is used to treat a patient with ventricular fibrillation who
has an implantable cardiac defibrillator? Right Ans - Apply hands-free
adhesive patches in the anterior-posterior position and defibrillate.
For which disorder is phenazopyridine (Pyridium) most commonly
administered? Right Ans - D. Urethritis
Which term defines pain caused by the stretching of a hollow organ and is
described as cramping or a sensation of gas? Right Ans - Visceral pain
When a patient is in the compensatory stage of shock, the body preferentially
maintains blood flow to which organs? Right Ans - heart and brain
Which laboratory test result should the nurse expect in a patient with
alcoholic ketoacidosis? Right Ans - Below normal to slightly elevated serum
glucose level
Which finding is characteristic of preeclampsia? Right Ans - Proteinuria
Sciatic nerve damage is associated with dislocation of which joint?
A. Patellar
B. Knee
C. Hip
D. Ankle Right Ans - C. Hip
Which intervention is indicated for a patient with circumferential full-
thickness burns of the chest, inadequate chest expansion, and restlessness?
Right Ans - Escharotomy
,Calcium channel blockers are indicated to treat which dysrhythmia?
A. Atrial fibrillation
B. Accelerated junctional tachycardia
C. Second-degree atrioventricular block, type II
D. Polymorphic ventricular tachycardia Right Ans - A.
Treatment of atrial fibrillation aims to control the rapid ventricular rate with
medications, such as calcium channel blockers or beta-blockers. Calcium
channel blockers are not used to treat the other dysrhythmias listed.
Accelerated junctional tachycardia is a transient rhythm that only requires
treatment of the underlying disorder. Patients with second-degree
atrioventricular block, type II, require careful monitoring and may need
transcutaneous pacing. Treatment for polymorphic ventricular tachycardia is
magnesium sulfate and defibrillation if the patient's condition is unstable.
Activated charcoal can absorb which substance?
A. Cyanide
B. Kerosene
C. Lead
D. Potassium Right Ans - B
Which herb can decrease the clotting time?
A. Evening primrose
B. Cinnamon
C. Garlic
D. Skull cap Right Ans - B. Cinnamon
Which medication causes urine retention? Right Ans - D. Diphenhydramine
(Benadryl)
The ingestion of the foxglove plant can cause which finding?
A. Hypertension
B. Bradycardia
C. Agitation
D. Lacrimation Right Ans - B. Bradycardia
, Which medication causes urine retention? Right Ans - D. Diphenhydramine
(Benadryl)
For a patient with a gunshot wound, which intervention is appropriate?
A. Perform a neurovascular assessment of each limb.
B. Estimate the amount of injury based on the wounds appearance.
C. Remove projectiles with Kelly clamps and place them in a sterile container.
D. Label the entrance and exits wounds. Right Ans - A. Perform a
neurovascular assessment of each limb.
Which disorder is associated with fatty, foul-smelling stool? Right Ans -
Pancreatitis
Emergency needle thoracentesis is a treatment for which type of shock
Right Ans - obstructive shock
In a patient with diabetic ketoacidosis, the nurse should expect to find which
effect of ketoacidosis? Right Ans - Tachycardia
In a pregnant patient, which assessment finding may signal the onset of
preeclampsia? Right Ans - A systolic blood pressure greater than 140 mm
Hg
Which dysrhythmia has an irregularly irregular ventricular response Right
Ans - Atrial fibrillation
Which of the following statements regarding autonomic dysreflexia is correct?
Right Ans - It may occur at any time after spinal shock has subsided.
A scald burn is most likely to result from which mechanism? Right Ans -
Exposure to water at 140°F (60°C)
Which intervention is used to treat a patient with ventricular fibrillation who
has an implantable cardiac defibrillator?
A. Apply hands-free adhesive patches in the anterior-posterior position and
defibrillate.
B. Wait for the device to fire.
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