Page 1 of 162
ENA Emergency Nursing EXAM ALL 500 QUESTIONS AND
CORRECT ANSWERS LATEST UPDATE THISR YEAR WITH
Head Trauma, Gynecologic, OB, Ocular, Environmental
Toxicologic, Behavioral Health, Endocrine Shock, Renal
and Genitourinary, Neurologic AND Pediatric
Emergencies
QUESTION: Which drug decreases cerebral metabolism and oxygen consumption in a patient
with a head injury?
A. Propofol (Diprivan)
B. Ketamine (Ketalar)
C. Mannitol (Osmitrol)
D. Norepinephrine (Levophed) - ANSWER-a
QUESTION: Where is the pons located? - ANSWER-The infratentorial compartment contains the
cerebellum, midbrain, pons, and medulla. The supratentorial compartment contains the right and
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left hemispheres of the cerebrum and the diencephalon, which connects the cerebrum and the
midbrain.
QUESTION: In a patient who sustained isolated head trauma, which finding is of the greatest
concern?
A. A subtle change in mental status
B. A hypertensive blood pressure reading
C. Tachycardia on the cardiac monitor
D. No memory of the event - ANSWER-a
QUESTION: In a patient who is unconscious after sustaining a head injury, which cranial nerve
should you test first?
A. Cranial nerve IV (trochlear nerve)
B. Cranial nerve VII (facial nerve)
C. Cranial nerve I (olfactory nerve)
D. Cranial nerve XI (spinal accessory nerve) - ANSWER-a
Q; Which finding is a late sign of increased intracranial pressure? - ANSWER-Irregular respiratory
pattern
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QUESTION: Which lobe controls abstract thought?
A. Frontal
B. Parietal
C. Occipital
D. Temporal - ANSWER-a
QUESTION: Which injury is characterized by a brief loss of consciousness followed by a lucid
period? - ANSWER-Epidural hematoma
QUESTION: In which location is cerebrospinal fluid manufactured?
A. Arachnoid
B. Bridging veins
C. Choroid plexus
D. Diencephalon - ANSWER-c
QUESTION: Which lobe controls abstract thought? - ANSWER-Frontal
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QUESTION: Which part of the brain regulates behaviors, such as rage?
A. Diencephalon
B. Midbrain
C. Brainstem
D. Reticular activating system - ANSWER-a
QUESTION: For a patient receiving mannitol (Osmitrol), which intervention should you perform?
- ANSWER-Insert an indwelling urinary catheter.
QUESTION: Which cranial nerve is responsible for the gag reflex?
A. Cranial nerve V (trigeminal nerve)
B. Cranial nerve VII (facial nerve)
C. Cranial nerve X (vagus nerve)
D. Cranial nerve XII (hypoglossal nerve) - ANSWER-c
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ENA Emergency Nursing EXAM ALL 500 QUESTIONS AND
CORRECT ANSWERS LATEST UPDATE THISR YEAR WITH
Head Trauma, Gynecologic, OB, Ocular, Environmental
Toxicologic, Behavioral Health, Endocrine Shock, Renal
and Genitourinary, Neurologic AND Pediatric
Emergencies
QUESTION: Which drug decreases cerebral metabolism and oxygen consumption in a patient
with a head injury?
A. Propofol (Diprivan)
B. Ketamine (Ketalar)
C. Mannitol (Osmitrol)
D. Norepinephrine (Levophed) - ANSWER-a
QUESTION: Where is the pons located? - ANSWER-The infratentorial compartment contains the
cerebellum, midbrain, pons, and medulla. The supratentorial compartment contains the right and
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left hemispheres of the cerebrum and the diencephalon, which connects the cerebrum and the
midbrain.
QUESTION: In a patient who sustained isolated head trauma, which finding is of the greatest
concern?
A. A subtle change in mental status
B. A hypertensive blood pressure reading
C. Tachycardia on the cardiac monitor
D. No memory of the event - ANSWER-a
QUESTION: In a patient who is unconscious after sustaining a head injury, which cranial nerve
should you test first?
A. Cranial nerve IV (trochlear nerve)
B. Cranial nerve VII (facial nerve)
C. Cranial nerve I (olfactory nerve)
D. Cranial nerve XI (spinal accessory nerve) - ANSWER-a
Q; Which finding is a late sign of increased intracranial pressure? - ANSWER-Irregular respiratory
pattern
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QUESTION: Which lobe controls abstract thought?
A. Frontal
B. Parietal
C. Occipital
D. Temporal - ANSWER-a
QUESTION: Which injury is characterized by a brief loss of consciousness followed by a lucid
period? - ANSWER-Epidural hematoma
QUESTION: In which location is cerebrospinal fluid manufactured?
A. Arachnoid
B. Bridging veins
C. Choroid plexus
D. Diencephalon - ANSWER-c
QUESTION: Which lobe controls abstract thought? - ANSWER-Frontal
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QUESTION: Which part of the brain regulates behaviors, such as rage?
A. Diencephalon
B. Midbrain
C. Brainstem
D. Reticular activating system - ANSWER-a
QUESTION: For a patient receiving mannitol (Osmitrol), which intervention should you perform?
- ANSWER-Insert an indwelling urinary catheter.
QUESTION: Which cranial nerve is responsible for the gag reflex?
A. Cranial nerve V (trigeminal nerve)
B. Cranial nerve VII (facial nerve)
C. Cranial nerve X (vagus nerve)
D. Cranial nerve XII (hypoglossal nerve) - ANSWER-c
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