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CFRN : BCEN Certified Flight Registered Nurse 2025 Exam

Nursing CFRN Questions & Answers

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BCEN Certified Flight Registered Nurse 2025


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Question: 330



dministering high-flow supplemental oxygen

erforming needle decompression of the affected hemithorax pplying a occlusive dressing to the chest wall

nitiating positive-pressure ventilation with a bag-valve-mask device eparing for emergent chest tube insertion


wer: B


anation: For a patient with a suspected tension pneumothorax, the nur riority should be to perform needle decompression of the affected thorax. This immediate intervention helps relieve the life-threatening ase in intrathoracic pressure caused by the tension pneumothorax. Th interventions, while important, should be implemented after the initi le decompression.


stion: 331

tient with a history of hypertension and diabetes presents with sudden

A patient with a suspected tension pneumothorax is being transported by air. Which of the following in-flight interventions should the nurse perform first?


  1. A

  2. P

  3. A

  4. I

  5. Pr


Ans


Expl se's

first p hemi

incre e

other al

need


Que

A pa -

onset severe headache, nausea, and vomiting. Which of the following is the most likely diagnosis?

  1. Stroke

  2. Intracranial hemorrhage

  3. Meningitis

  4. Hypertensive emergency

Answer: D

Explanation: The combination of sudden-onset severe headache, nausea, and vomiting in a patient with a history of hypertension and diabetes is most indicative of a hypertensive emergency. Hypertensive emergencies require immediate recognition and management to prevent life-threatening complications, such as stroke, intracranial hemorrhage, and end-organ damage.


tient is experiencing severe anaphylaxis with hypotension, respiratory ess, and facial swelling. Which of the following is the MOST appropr

intervention? dminister antihistamines dminister epinephrine dminister corticosteroids nitiate fluid resuscitation


wer: B

anation: Administering epinephrine is the most appropriate initial vention for severe anaphylaxis, as it can rapidly reverse the life-threat ptoms.


stion: 333

ch of the following is the most common cause of inflight seizures? ypoglycemia

lcohol withdrawal ebrile illness

Question: 332

A pa

distr iate

initial

  1. A

  2. A

  3. A

  4. I


Ans Expl

inter ening

sym


Que

Whi

  1. H

  2. A

  3. F

  4. Head trauma


Answer: A

Explanation: Hypoglycemia is the most common cause of inflight seizures. This can occur in patients with diabetes or other conditions that can lead to low blood sugar levels, which can be exacerbated by the stresses of high-altitude flight.

Question: 334

A 35-year-old patient is being transported by air with suspected spinal cord injury. Which of the following is the most appropriate immediate intervention?

  1. Administer high-dose methylprednisolone

  2. Perform emergent decompression surgery

  3. Apply a rigid cervical collar and immobilize the spine

    itiate noninvasive positive pressure ventilation


    wer: C

    anation: Immediate immobilization of the spine with a rigid cervical c pinal precautions is the most appropriate initial intervention to preve er neurological injury in a suspected spinal cord injury.


    stion: 335

    tient is experiencing a suspected spinal cord injury. Which of the wing is the most appropriate immediate intervention?


    ervical collar application ndotracheal intubation travenous fluid resuscitation teroid administration

    mergent decompression surgery


    wer: A

    Administer a bolus of IV fluids

  4. In


Ans

Expl ollar

and s nt

furth


Que A pa follo


  1. C

  2. E

  3. In

  4. S

  5. E


Ans

Explanation: The most appropriate immediate intervention for a suspected spinal cord injury is the application of a cervical collar. This helps to immobilize the spine and prevent further injury during patient transport and evaluation.


Question: 336

A patient with a history of chronic kidney disease presents with nausea,

vomiting, and altered mental status. Laboratory studies reveal the following: Serum creatinine: 4.2 mg/dL (baseline 2.8 mg/dL)

Serum potassium: 6.8 mEq/L

The most appropriate initial management is:


  1. Administer furosemide

  2. Perform emergent hemodialysis

    dminister sodium polystyrene sulfonate dminister insulin and dextrose


    wer: C

    anation: The presentation of nausea, vomiting, altered mental status, a re hyperkalemia (6.8 mEq/L) in a patient with chronic kidney disease cal emergency. The most appropriate initial management is to admini um gluconate, which can help stabilize the cardiac membrane and pre er arrhythmias while definitive treatment, such as hemodialysis, is ged.


    stion: 337

    ch of the following is the most common cause of in-flight hypothermi ng air medical transport?


    ecreased ambient temperature ecreased metabolic rate ecreased insulation

    Administer calcium gluconate

  3. A

  4. A


Ans

Expl nd

seve is a

medi ster

calci vent

furth arran


Que

Whi a

duri


  1. D

  2. D

  3. D

  4. All of the above


Answer: D

Explanation: The most common cause of in-flight hypothermia during air medical transport is the combination of decreased ambient temperature, decreased metabolic rate, and decreased insulation. The cold environment and limited access to warming measures can lead to a rapid drop in the patient's

core body temperature.


Question: 338

A patient with a history of diabetes presents with altered mental status, rapid breathing, and a fruity odor to their breath. Which of the following is the most likely diagnosis?

  1. Diabetic ketoacidosis

    roke

    etabolic acidosis


    wer: A

    anation: The combination of altered mental status, rapid breathing, an odor to the breath in a patient with a history of diabetes is most cons iabetic ketoacidosis (DKA). DKA is a life-threatening complication

    etes characterized by the accumulation of ketones and the developmen bolic acidosis.


    stion: 339

    tient with a history of hypertension presents with sudden-onset severe ache, nausea, and vomiting. The most appropriate next step is:


    dminister pain medication erform a CT scan of the head

    easure the patient's blood pressure erform a lumbar puncture

    Hypoglycemia

  2. St

  3. M


Ans

Expl d a

fruity istent

with d of

diab t of

meta


Que A pa head


  1. A

  2. P

  3. M

  4. P

  5. Initiate IV fluids and antiemetics


Answer: C

Explanation: The most appropriate next step for a patient with a sudden-onset severe headache, nausea, and vomiting and a history of hypertension is to measure the patient's blood pressure. Sudden, severe headaches can be a symptom of a hypertensive emergency, such as a hypertensive crisis or

intracerebral hemorrhage, which require immediate blood pressure management. Measuring the blood pressure is the crucial next step in determining the appropriate course of action.


Question: 340

Which of the following is the most common cause of in-flight hypoglycemia during air medical transport?


ecreased food intake

creased insulin requirements ecreased gluconeogenesis

ll of the above


wer: A

anation: The most common cause of in-flight hypoglycemia during air cal transport is decreased food intake, as patients may have limited ac eals or snacks during the flight. This can lead to a rapid drop in blood ose levels.


stion: 341

tient experiences a seizure during a flight. Which of the following is t appropriate first-line treatment for the CFRN to administer?

ntravenous diazepam (Valium) tramuscular midazolam (Versed) ral lorazepam (Ativan)

ectal diazepam (Diastat)

  • D

  • In

  • D

  • A


    • Ans Expl

    medi cess

    to m gluc


    Que

    A pa he

    most

    1. I

    2. In

    3. O

    4. R


    Answer: B

    Explanation: The most appropriate first-line treatment for a patient experiencing a seizure during a flight is the administration of intramuscular midazolam (Versed). This benzodiazepine medication can be rapidly administered to quickly terminate the seizure and stabilize the patient in the confined space of an aircraft.

    Question: 342

    A patient with a history of asthma presents with wheezing, shortness of breath, and decreased oxygen saturation. Which of the following is the most appropriate course of action?

    1. Administer bronchodilators and corticosteroids

    2. Perform endotracheal intubation

      rovide supplemental oxygen only


      wer: A

      anation: The most appropriate course of action for a patient with an as erbation presenting with wheezing, shortness of breath, and decreased en saturation is to administer bronchodilators (e.g., albuterol) and costeroids. This combination of medications helps to relax and open t ays, reducing inflammation and providing relief. Endotracheal intubati entilatory support may be necessary if the patient's condition does no ove with initial treatment.

      Administer furosemide (Lasix)

    3. P


    Ans

    Expl thma

    exac oxyg

    corti he

    airw on

    and v t

    impr


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