ENA Emergency Nursing Orientation 3.0
Ena Emergency Nursing Orientation 3.0
All Questions Review 2023-2024 With 100% Correct Answers
Which type of sh o ck c a u s e s a temporary loss of motor, sensory, a n d
reflex functions below the level of a lesion? - ANSWER Sp in a l sh o ck
According to the rule of n ine s, burns of the anterior trunk a n d both
anterior a r m s account for which pe r ce nt a ge of body surface area? -
ANSWER 2 7 percent
Which effect does pa r a symp a th et ic stimulation h a v e on
the heart?
A. It in cr e a se s peripheral va scu la r resistance.
B. It e n h a n c e s atrioventricular node function.
C . It shortens His-Purkinje a n d ventricular m u s c l e refractoriness.
D . It slows sinoatrial node d isch a r ge . -ANSWER D .
Para sympathe tic stimulation slows sinoatrial node d i sch a r ge . Symp a t h e t i c
stimulation e n h a n c e s atrioventricular node function, shortens His-Purkinje
a n d ventricular m u s c l e refractoriness, a n d in cr e a se s peripheral va scu la r
resistance.
Hypertension is a finding in which type of poisoning?
A. Opioid
B. Antidepressant
C . Anticholinergic
D . Organophosphate - ANSWER C
For a patient with chronic i m m u n e thrombocytopenia, which intervention
is the initial treatment?
A. Infuse intravenous immuno glo bulin .
B. Administer prednisone (Deltasone).
C . Prepare the patient for a splenectomy.
D . Administer cycl op h o sp h amide (Cytoxan ). - ANSWER B. Administer
prednisone (Deltaso ne).
For which disorder is phena zopyridine (Pyridium) most comm o nly
administered? - ANSWER D . Urethritis
Rh a bd o m yo l y si s is a complication of which type of toxicity?
A. Central nervous s y s t e m stimulant
, ENA Emergency Nursing Orientation 3.0
B. Opiate
C . Tricyclic antidepressant
D . C a l c i u m ch a n n e l blocker - ANSWER A. Central nervous s y s t e m stimulant
Which intervention is u s e d to treat a patient with ventricular fibrillation
who h a s a n impla nta ble ca rd ia c defibrillator? - ANSWER Apply hands-free
a d h e s i v e p a t ch e s in the anterior-posterior position a n d defibrillate.
For which disorder is phena zopyridine (Pyridium) most comm o nly
administered? - ANSWER D . Urethritis
Which term define s p a i n c a u s e d b y the stretching of a hollow organ a n d is
descr ibed a s cr a m p in g or a sensation of ga s ? - ANSWER Visce ral p a in
When a patient is in the compensatory s t a g e of shock, the body preferentially
ma in t a in s blood flow to which organs? - ANSWER heart a n d brain
Which laboratory test result should the nurse e xp e c t in a patient with
alcoholic ketoacidosis? - ANSWER Below normal to slightly e le v a ted
se r u m gluco se level
Which finding is characteristic of pre e cla m psia ? - ANSWER Proteinuria
Scia tic n er ve d a m a g e is a ssocia te d with dislocation of which joint?
A. Patellar
B. K n e e
C . Hip
D . Ankle - ANSWER C . Hip
Which intervention is indicated for a patient with circumferential full-
thickness burns of the chest, in ad e qua te che st e xpa n sio n , a n d
restlessness? - ANSWER Escharotomy
C a l c i u m ch a n n e l blockers are indicated to treat which
dysrhythmia?
A. Atrial fibrillation
B. Accelerated junctional ta ch yca rd ia
C . S e co nd -d e g ree atrioventricular block, type II
D . Polymorphic ventricular ta chyca r dia - ANSWER A.
Treatment of atrial fibrillation a i m s to control the rapid ventricular rate with
medications,
s u c h a s c a l c iu m ch a n n e l blockers or beta-blockers. C a l c i u m ch a n n e l blockers
are not u s e d to treat the other d ysr h yt h mi a s listed. Accelerated junctional
ta ch yca rdia is a transient rhythm that only requires treatment of the
unde rlyin g disorder. Patients with second-degre e atrioventricular block, type
II, require careful monitoring a n d m a y n e e d transcutaneous p a c in g .
Treatment for polymorphic ventricular tach yca rdia is m a g n e s i u m sulfate a n d
defibrillation if the patient's condition is unstable.
, ENA Emergency Nursing Orientation 3.0
Activated charcoal c a n absorb which subst a nce ?
A. C y a n i d e
B. Kerosene
C. Lead
D . Potassium - ANSWER B
Which herb c a n d e cr e a s e the clotting time?
A. E v e n i n g primrose
B. Ci nn amon
C . Garlic
D . S kull c a p - ANSWER B. Cin n a m o n
Which medication c a u s e s urine retention? - ANSWER D . D ip h e n h yd r amin e
(Be nad r yl)
T h e ingestion of the foxglove plant c a n c a u s e which finding?
A. Hypertension
B. Bra dyca rd i a
C . Agitation
D . Lacrimation - ANSWER B. Br a d yca rd ia
Which medication c a u s e s urine retention? - ANSWER D . D ip h e n h yd r amin e
(Be nad r yl)
For a patient with a gunshot wound, which intervention is appropriate?
A. Perform a neurovascular a s s e s s m e n t of e a c h limb.
B. Estim a te the amount of injury b a s e d on the wounds a p pea r an ce .
C . R e m o v e projectiles with Ke lly c l a m p s a n d p la ce t h e m in a sterile
container.
D . La b e l the entrance a n d exits wounds. - ANSWER A. Perform a
neurovascular a s s e s s m e n t of e a c h limb.
Which disorder is ass ociated with fatty, foul-smelling stool? - ANSWER
Pancreatitis
E m e r g e n c y n e e d le thoracentesis is a treatment for which type of sh o ck -
ANSWER obstructive sh o ck
In a patient with diabetic ketoacidosis, the nurse should e xp e ct to find which
effect of ketoacidosis? - ANSWER T a ch y c a r d ia
In a pregna nt patient, which a s s e s s m e n t finding m a y sign a l the onset of
pr e eclam psi a ?
- ANSWER A systolic blood pressure greater than 1 4 0 m m H g
Which d ysr h yth mia h a s a n irregularly irregular ventricular response - ANSWER
Atrial fibrillation
Which of the following sta tements rega rd ing autonomic dysrefle xia is
, ENA Emergency Nursing Orientation 3.0
correct? - ANSWER It m a y occur at a n y time after sp in al sh ock h a s
su b sid e d .
A sca l d burn is most likely to result from which m e c h a n i s m ? - ANSWER
Expo su re to water at 1 4 0 ° F ( 6 0 ° C )
Which intervention is u s e d to treat a patient with ventricular fibrillation
who h a s a n impla nta ble ca rd ia c defibrillator?
A. Apply hands-free a d h e s i v e p a t ch e s in the anterior-posterior position a n d
defibrillate. B. Wait for the d e v i ce to fire.
C . Apply hands-free a d h e s i v e p a t ch e s in the standard position a n d cardiovert.
D . Apply one hands-free a d h e s i v e pa t ch over the d e v i c e a n d the other on the
opposite sid e of the ste rnum a n d defibrillate. - ANSWER A.
When a patient with a n implan table c ard iac defibrillator requires external
defibrillation
b e c a u s e the impla nt ed d e vi c e h a s malfunctioned or failed, idea lly p la c e
hands-free a d h e s i v e pa t ch e s in the anterior-posterior position. Do not wait
for the d e v i c e to fire b e c a u s e a malfunction h a s occurred if ventricular
fibrillation is present. Cardioversion is not appropriate b e c a u s e no Q RS
co m p l e x e s are present for synchronization. Do not p l a c e the a d h e s i v e
pa t ch e s directly over the impla n tab le car di a c defibrillator.
Organophosphate toxicity produces which s i g n or sympt om ?
A. Constipation
B. Salivation
C . Mydriasis
D . Hot, dry skin - ANSWER B
A patient with se ve r e neutropenia h a s a temperature of 1 0 0 . 4 ° F ( 3 8 ° C ) .
Which intervention is indicated for this patient?
A. Obtain blood cultures.
B. Maintain respiratory isolation.
C . Administer p a c k e d red blood cells.
D. Administer antibody-purified factor IX. - ANSWER A. Obtain blood cultures.
T h e administration of azithromycin (Zit hroma x) is indicated for which
s e x u a l l y transmitted infection? - ANSWER C . C h l a m y d i a infection
Which gastric decontamination technique is most effective for treating a
patient who h a s swallowed cocaine-filled balloons?
A. Whole bowel irrigation
B. Activated charcoal administration
C . Gastric l a v a g e
D . S yr u p of i p e c a c administration - ANSWER A. Whole bowel irrigation
Which of the following is the first step performed when remo ving a he lme t
from a su sp e c t e d spinal injured patient? - ANSWER Apply in-line stabilization
b y p la cin g h a n d s on e a c h sid e of the helmet with fingers on the patient's
Ena Emergency Nursing Orientation 3.0
All Questions Review 2023-2024 With 100% Correct Answers
Which type of sh o ck c a u s e s a temporary loss of motor, sensory, a n d
reflex functions below the level of a lesion? - ANSWER Sp in a l sh o ck
According to the rule of n ine s, burns of the anterior trunk a n d both
anterior a r m s account for which pe r ce nt a ge of body surface area? -
ANSWER 2 7 percent
Which effect does pa r a symp a th et ic stimulation h a v e on
the heart?
A. It in cr e a se s peripheral va scu la r resistance.
B. It e n h a n c e s atrioventricular node function.
C . It shortens His-Purkinje a n d ventricular m u s c l e refractoriness.
D . It slows sinoatrial node d isch a r ge . -ANSWER D .
Para sympathe tic stimulation slows sinoatrial node d i sch a r ge . Symp a t h e t i c
stimulation e n h a n c e s atrioventricular node function, shortens His-Purkinje
a n d ventricular m u s c l e refractoriness, a n d in cr e a se s peripheral va scu la r
resistance.
Hypertension is a finding in which type of poisoning?
A. Opioid
B. Antidepressant
C . Anticholinergic
D . Organophosphate - ANSWER C
For a patient with chronic i m m u n e thrombocytopenia, which intervention
is the initial treatment?
A. Infuse intravenous immuno glo bulin .
B. Administer prednisone (Deltasone).
C . Prepare the patient for a splenectomy.
D . Administer cycl op h o sp h amide (Cytoxan ). - ANSWER B. Administer
prednisone (Deltaso ne).
For which disorder is phena zopyridine (Pyridium) most comm o nly
administered? - ANSWER D . Urethritis
Rh a bd o m yo l y si s is a complication of which type of toxicity?
A. Central nervous s y s t e m stimulant
, ENA Emergency Nursing Orientation 3.0
B. Opiate
C . Tricyclic antidepressant
D . C a l c i u m ch a n n e l blocker - ANSWER A. Central nervous s y s t e m stimulant
Which intervention is u s e d to treat a patient with ventricular fibrillation
who h a s a n impla nta ble ca rd ia c defibrillator? - ANSWER Apply hands-free
a d h e s i v e p a t ch e s in the anterior-posterior position a n d defibrillate.
For which disorder is phena zopyridine (Pyridium) most comm o nly
administered? - ANSWER D . Urethritis
Which term define s p a i n c a u s e d b y the stretching of a hollow organ a n d is
descr ibed a s cr a m p in g or a sensation of ga s ? - ANSWER Visce ral p a in
When a patient is in the compensatory s t a g e of shock, the body preferentially
ma in t a in s blood flow to which organs? - ANSWER heart a n d brain
Which laboratory test result should the nurse e xp e c t in a patient with
alcoholic ketoacidosis? - ANSWER Below normal to slightly e le v a ted
se r u m gluco se level
Which finding is characteristic of pre e cla m psia ? - ANSWER Proteinuria
Scia tic n er ve d a m a g e is a ssocia te d with dislocation of which joint?
A. Patellar
B. K n e e
C . Hip
D . Ankle - ANSWER C . Hip
Which intervention is indicated for a patient with circumferential full-
thickness burns of the chest, in ad e qua te che st e xpa n sio n , a n d
restlessness? - ANSWER Escharotomy
C a l c i u m ch a n n e l blockers are indicated to treat which
dysrhythmia?
A. Atrial fibrillation
B. Accelerated junctional ta ch yca rd ia
C . S e co nd -d e g ree atrioventricular block, type II
D . Polymorphic ventricular ta chyca r dia - ANSWER A.
Treatment of atrial fibrillation a i m s to control the rapid ventricular rate with
medications,
s u c h a s c a l c iu m ch a n n e l blockers or beta-blockers. C a l c i u m ch a n n e l blockers
are not u s e d to treat the other d ysr h yt h mi a s listed. Accelerated junctional
ta ch yca rdia is a transient rhythm that only requires treatment of the
unde rlyin g disorder. Patients with second-degre e atrioventricular block, type
II, require careful monitoring a n d m a y n e e d transcutaneous p a c in g .
Treatment for polymorphic ventricular tach yca rdia is m a g n e s i u m sulfate a n d
defibrillation if the patient's condition is unstable.
, ENA Emergency Nursing Orientation 3.0
Activated charcoal c a n absorb which subst a nce ?
A. C y a n i d e
B. Kerosene
C. Lead
D . Potassium - ANSWER B
Which herb c a n d e cr e a s e the clotting time?
A. E v e n i n g primrose
B. Ci nn amon
C . Garlic
D . S kull c a p - ANSWER B. Cin n a m o n
Which medication c a u s e s urine retention? - ANSWER D . D ip h e n h yd r amin e
(Be nad r yl)
T h e ingestion of the foxglove plant c a n c a u s e which finding?
A. Hypertension
B. Bra dyca rd i a
C . Agitation
D . Lacrimation - ANSWER B. Br a d yca rd ia
Which medication c a u s e s urine retention? - ANSWER D . D ip h e n h yd r amin e
(Be nad r yl)
For a patient with a gunshot wound, which intervention is appropriate?
A. Perform a neurovascular a s s e s s m e n t of e a c h limb.
B. Estim a te the amount of injury b a s e d on the wounds a p pea r an ce .
C . R e m o v e projectiles with Ke lly c l a m p s a n d p la ce t h e m in a sterile
container.
D . La b e l the entrance a n d exits wounds. - ANSWER A. Perform a
neurovascular a s s e s s m e n t of e a c h limb.
Which disorder is ass ociated with fatty, foul-smelling stool? - ANSWER
Pancreatitis
E m e r g e n c y n e e d le thoracentesis is a treatment for which type of sh o ck -
ANSWER obstructive sh o ck
In a patient with diabetic ketoacidosis, the nurse should e xp e ct to find which
effect of ketoacidosis? - ANSWER T a ch y c a r d ia
In a pregna nt patient, which a s s e s s m e n t finding m a y sign a l the onset of
pr e eclam psi a ?
- ANSWER A systolic blood pressure greater than 1 4 0 m m H g
Which d ysr h yth mia h a s a n irregularly irregular ventricular response - ANSWER
Atrial fibrillation
Which of the following sta tements rega rd ing autonomic dysrefle xia is
, ENA Emergency Nursing Orientation 3.0
correct? - ANSWER It m a y occur at a n y time after sp in al sh ock h a s
su b sid e d .
A sca l d burn is most likely to result from which m e c h a n i s m ? - ANSWER
Expo su re to water at 1 4 0 ° F ( 6 0 ° C )
Which intervention is u s e d to treat a patient with ventricular fibrillation
who h a s a n impla nta ble ca rd ia c defibrillator?
A. Apply hands-free a d h e s i v e p a t ch e s in the anterior-posterior position a n d
defibrillate. B. Wait for the d e v i ce to fire.
C . Apply hands-free a d h e s i v e p a t ch e s in the standard position a n d cardiovert.
D . Apply one hands-free a d h e s i v e pa t ch over the d e v i c e a n d the other on the
opposite sid e of the ste rnum a n d defibrillate. - ANSWER A.
When a patient with a n implan table c ard iac defibrillator requires external
defibrillation
b e c a u s e the impla nt ed d e vi c e h a s malfunctioned or failed, idea lly p la c e
hands-free a d h e s i v e pa t ch e s in the anterior-posterior position. Do not wait
for the d e v i c e to fire b e c a u s e a malfunction h a s occurred if ventricular
fibrillation is present. Cardioversion is not appropriate b e c a u s e no Q RS
co m p l e x e s are present for synchronization. Do not p l a c e the a d h e s i v e
pa t ch e s directly over the impla n tab le car di a c defibrillator.
Organophosphate toxicity produces which s i g n or sympt om ?
A. Constipation
B. Salivation
C . Mydriasis
D . Hot, dry skin - ANSWER B
A patient with se ve r e neutropenia h a s a temperature of 1 0 0 . 4 ° F ( 3 8 ° C ) .
Which intervention is indicated for this patient?
A. Obtain blood cultures.
B. Maintain respiratory isolation.
C . Administer p a c k e d red blood cells.
D. Administer antibody-purified factor IX. - ANSWER A. Obtain blood cultures.
T h e administration of azithromycin (Zit hroma x) is indicated for which
s e x u a l l y transmitted infection? - ANSWER C . C h l a m y d i a infection
Which gastric decontamination technique is most effective for treating a
patient who h a s swallowed cocaine-filled balloons?
A. Whole bowel irrigation
B. Activated charcoal administration
C . Gastric l a v a g e
D . S yr u p of i p e c a c administration - ANSWER A. Whole bowel irrigation
Which of the following is the first step performed when remo ving a he lme t
from a su sp e c t e d spinal injured patient? - ANSWER Apply in-line stabilization
b y p la cin g h a n d s on e a c h sid e of the helmet with fingers on the patient's
