ENA Emergency Nursing: Head Trauma Study Guide 2026 | Traumatic Brain Injury Review & Exam Prep

ENA Emergency Nursing: Head Trauma Study Guide 2026 | Traumatic Brain
Injury Review & Exam Prep




Irregular respiratory pattern - ANS ✔✔Which finding is a late sign of increased intracranial
pressure?



a - ANS ✔✔Which lobe controls abstract thought?



A. Frontal

B. Parietal

C. Occipital

D. Temporal



Epidural hematoma - ANS ✔✔Which injury is characterized by a brief loss of consciousness
followed by a lucid period?



c - ANS ✔✔In which location is cerebrospinal fluid manufactured?



A. Arachnoid

B. Bridging veins

C. Choroid plexus

D. Diencephalon



Frontal - ANS ✔✔Which lobe controls abstract thought?



a - ANS ✔✔Which part of the brain regulates behaviors, such as rage?

, A. Diencephalon

B. Midbrain

C. Brainstem

D. Reticular activating system



Insert an indwelling urinary catheter. - ANS ✔✔For a patient receiving mannitol (Osmitrol),
which intervention should you perform?



c - ANS ✔✔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)



Autonomic dysfunction causes excessive sweating, hyperthermia, and hypertension. - ANS
✔✔In a patient with a diffuse axonal injury in a prolonged coma, autonomic dysfunction causes
which finding?



a - ANS ✔✔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)