IA MED Certified Flight Registered Nurse (CFRN) Practice Test

These questions are part of the practice quiz. Start practicing

• Night vision goggles will cause which of the following effects?
• During transport of a patient with pneumonia who is ventilated on SIMV (Vt 380, f 16, FiO2 0.5, PEEP 5), the SpO2 falls to 82% despite correct connections. Which ventilator adjustment should be tried first?
• During transport of an extraventricular drain, the transducer should be kept level with which landmark?
• In addition to supportive care, seizure cessation, and pain management, the patient with a black widow bite is likely to require
• Two units of whole blood transfusion typically raise hemoglobin by approximately
• When ventilated with volume assist-control, plateau pressure is 42 cm H2O after an inspiratory hold; what should you do first?
• After manually relieving cord compression in a prolapsed cord, what is the next step?
• Which drug class is considered first-line to blunt sympathetic stimulation in cocaine toxicity?
• What is the predominant acid-base disturbance in isolated septic shock?
• In suspected anaphylaxis from a bee sting, what is the recommended first-line treatment and route?
• In a 34-week gestation patient with syncope, pallor, lethargy, no radial pulses, and heavy bright red vaginal bleeding with a low hemoglobin, which obstetric emergency is most likely?
• In a neonate with suspected sepsis and persistent hypothermia, which antibiotic regimen is commonly used?
• Which perceptual effect is associated with night vision goggles?
• A 30-pound 3-year-old with burns 45% TBSA; using Parkland formula, how much IV fluid should be given in first 8 hours?
• Air taxi operations are governed by which FAR Part?
• During transfusion for a lower GI bleed, hand spasm occurs when cuff inflates; you should consider:
• The arterial line transducer should be positioned at which reference axis?
• In ARDS imaging findings, which description best characterizes the typical radiographic findings?
• In third-trimester obstetric bleeding due to placenta previa, the bleeding is typically described as which of the following?
• Which abnormality do pediatric patients generally tolerate very well?
• In the event of a helicopter incapacitation after a hard landing, the emergency shutdown procedure is:
• Bacterial tracheitis is most likely to occur in the child already infected with
• A 56-year-old climber with severe dyspnea, pink frothy sputum, and bilateral rales at a high altitude is suspected of high-altitude pulmonary edema. Which management strategy is most appropriate?
• CAMTS requirement: the driver of a surface transport vehicle must be, at a minimum
• Which lab value is considered diagnostic for congestive heart failure?
• Which structure forms the narrowest segment of the pediatric airway when assessing airway anatomy?
• Interpret this arterial blood gas: pH 7.36, PO2 84, PCO2 44, HCO3 24.
• In brain herniation, brain tissue is displaced through which structure?
• A 39-year-old male with abdominal pain and vomiting; labs show leukocytosis, severe anemia (Hb 7.9), hypocalcemia (Ca 6), markedly elevated amylase and lipase, and periumbilical bruising. Which diagnosis is most likely?
• Which electrolyte abnormality is commonly seen in acute pancreatitis?
• The humidified gas provided by high-flow nasal cannula is particularly important in pediatric patients because which statement is true?
• The symptoms of Type 2 Decompression Sickness are due to:
• After evacuating a downed aircraft, where should crew meet for initial shelter coordination?
• Which sign is most classically associated with pancreatitis and may present as periumbilical ecchymosis?
• A cyanokit reverses which type of hypoxia?
• Which of the following is NOT a consideration for pediatric airway management?
• Parkland burn resuscitation formula uses which fluid multiplier?
• A ground ambulance crew requests traffic control on a two-lane highway after a rollover. Which action should be requested?
• Which medication should be used to maintain ductus arteriosus patency in a neonate with ductal-dependent cyanotic heart disease?
• Which ventilator setting should NOT be employed on a patient who is Auto-PEEPing?
• Which resuscitation step is most appropriate for a neonate with poor respiratory effort but a heart rate above 100 bpm?
• Beer potomania can best be described as :
• A depressed mental status with extremely high glucose on a glucometer (>700 mg/dL) and an anion gap of 9 with Glu 1148 mg/dL suggests which diabetic emergency?
• According to Parkland burn resuscitation, what proportion of total fluids is given in the first 8 hours?
• What is the mainstay treatment for a patient with an Inferior Myocardial Infarction?
• In addition to cardiovascular collapse, beta blocker overdose may cause which metabolic abnormality?
• Which agent can cause fasciculations?
• A 74-year-old patient found down with pH 7.20, potassium 6.8, lactate 8.7. Which intervention is priority?
• An elevated PAWP is most indicative of which condition?
• Which statement best describes the primary physiologic response to the mammalian diving reflex?
• In a pregnant patient with IV drug use presenting with fever and murmur, which surgical intervention is most likely indicated?
• A patient with a gunshot wound to the torso presents with ipsilateral weakness and contralateral loss of sensation. Which spinal cord injury is most consistent with this pattern?
• A patient has tissue hypoxia due to sepsis. This is classified as which type of hypoxia?
• Which induction agent is shown to be effective for patients with reactive airways disease and is commonly used in COPD-like hyperinflation scenarios?
• In pediatric airway anatomy, what is the narrowest part of the airway?
• In the context of suspected right ventricular infarct, which hemodynamic pattern is most characteristic?
• During a fast flush test on an arterial line, how many oscillations should occur before the waveform returns to normal?
• In a diving-related scenario, which law explains the development of joint pain after a rapid ascent due to gas coming out of solution?
• Sodium bicarbonate should be administered to a patient with suspected TCA overdose who has which ECG finding?
• A newborn with an APGAR score of 4 and respirations that are present but ineffective requires which immediate action?
• A classic manifestation of digoxin overdose?
• Which ECG finding is most consistent with a suspected tricyclic antidepressant overdose?
• A 5-year-old has a bee sting with delayed vomiting and diarrhea two hours later, with hives but no airway symptoms. Which intervention is FIRST for suspected anaphylaxis?
• A large central venous catheter used to infuse fluids or to insert wires or other catheters is most appropriately referred to as a Cordis catheter.
• Beck's Triad indicates a diagnosis of pericardial tamponade. Which findings are included in Beck's Triad?
• In rapid sequence intubation for a trauma patient with tachycardia and borderline blood pressure, which dose adjustment is recommended to minimize hemodynamic compromise?
• During rapid sequence intubation of a 6-year-old, a bradycardic event occurs with a heart rate of 50 bpm after the attempt. This drop in heart rate is most likely due to which physiologic cause?
• Night vision goggles will cause which perceptual effect?
• Which option best explains why humidified gas is beneficial for pediatric patients on high-flow oxygen?
• Which electrolyte abnormality is present in the described mesenteric ischemia scenario with a potassium of 7.6?
• The patient was an unrestrained driver in a high-speed motor vehicle collision. 24 hours later CT shows punctate hemorrhages. The diagnosis is?
• ABG pH 7.51, PO2 90, PCO2 20, HCO3 24. This represents the early stages of a patient with
• A base excess of +4 is most consistent with which acid-base disturbance?
• Which statement best describes the difference between HHNK and DKA?
• Which statement best reflects a core tenet of crew resource management?
• In the management of umbilical cord prolapse, which action is the initial maneuver?
• Where is the tip of the Macintosh laryngoscope blade placed during direct laryngoscopy in intubation?
• After evacuating a downed aircraft, where should the crew meet?
• Which medication is an appropriate first-line intervention for a child with airway swelling due to croup?
• During an IABP failure, how often should the balloon be manually inflated and deflated to prevent clot formation?
• For endotracheal intubation, what is the optimal patient position?
• Beck's triad consists of hypotension, muffled heart sounds, and which finding?
• For a patient with an acute type A aortic dissection, what is the FIRST pharmacologic priority in management?
• In ARDS management, what is a typical plateau pressure goal?
• Which scenario best demonstrates Boyle's law at altitude in a clinical sense?
• Which of the following demonstrates an altitude effect described by Boyle's Law?
• A patient presents with fever, vomiting, headache, and an inability to stretch their hamstring. This patient most likely has which condition?
• Which flight environmental phenomenon is usually described as 'annoying' but may result in severe spatial disorientation especially on sunny days or during night operations?
• A large patient, 140 kg, intubated for severe respiratory distress; using a lung protective strategy, which tidal volume is most appropriate?
• Which ventilator mode is least suitable for a patient experiencing auto-PEEP due to air trapping?
• During a cabin depressurization at 26,000 feet, the co-pilot rapidly descends; the pilot is unable to respond verbally. The pilot is experiencing which stage of hypoxia?
• POCUS examination shows a collapsed IVC. Which intervention is most appropriate for this patient?
• In an obstetric scenario, which condition necessitates placing the provider's hand in the vagina to relieve fetal distress?
• What is the antidote for an acetaminophen overdose?
• Pediatric airway management is characterized by which true statement?
• A system that eliminates hierarchies when safety issues are a concern, facilitates effective workload distribution, and utilizes resources like checklists and procedure manuals is
• In septic shock, the predominant reason for metabolic acidosis is lactic acid accumulation from tissue hypoperfusion. Which option best describes this mechanism?
• Which option best represents the correct order of events in managing an umbilical cord prolapse?
• An arterial blood gas shows pH 7.36, PaCO2 44 mmHg, HCO3- 24 mEq/L. How would you interpret the acid-base status?
• During interfacility transport of an intubated trauma patient who becomes tachycardic and dyssynchronous with the ventilator, which immediate intervention is best?
• The symptoms described as 'the chokes' in Type 2 Decompression Sickness are due to which mechanism?
• Which is a first-line drug for status epilepticus?
• After MI, rupture of which structure can cause acute mitral regurgitation presenting with new holosystolic murmur at the apex radiating to the axilla?
• For an umbilical cord prolapse, you should first manually relieve cord compression and then which position should be used?
• In treating a black widow bite, which option is NOT typically part of management?
• Which safety framework uses crew coordination and standardized procedures to reduce errors in high-stakes environments?
• Which statement demonstrates effective crew resource management in a scene flight scenario described by the pilot?
• Helicopter landing zones should be which dimensions?
• Which of the following is an element of Just Culture?
• Initial management of HHNK focuses on what primary step?
• In a pediatric patient rescued from cold water with pulselessness and apnea, which statement about the mammalian diving reflex is most applicable?
• Which radiographic sign is NOT associated with epiglottitis?
• Which device directly offloads the ventricle in mechanical circulatory support?
• Which statement best describes Hyperosmolar Hyperglycemic Nonketotic Syndrome (HHNK) compared with DKA?
• A pediatric patient with suspected hemorrhagic shock after trauma should receive an initial isotonic crystalloid bolus of how many mL/kg?
• The patient presents with a depressed mental status (responsive to pain only). … Anion gap is 9. This patient has
• Which sign on imaging indicates epiglottitis?
• In the patient with severe hyponatremia (Na 110 mEq/L), which complication is a major transport risk?
• Which pattern of deficits is most characteristic of Brown-Sequard syndrome after a unilateral spinal cord injury?
• What is the antidote for acetaminophen overdose?
• Two units of low-titer O whole blood in a 72-year-old male with a lower GI bleed; after two units, the repeat Hgb and Hct would be approximately?
• Which radio system uses a shared pool of channels assigned as needed to users?
• The newest ELTs transmit on which frequency?
• A base excess of +4 indicates which acid-base disturbance?
• The intra-aortic balloon pump deflates, what effect does this have?
• You are transporting an elderly male found unresponsive with seizure activity in a sauna. He has received Keppra and Midazolam, two liters of normal saline. Na 110, Cl 95, BUN 34, Cr 2.0, K 3.4, HCO3 24, Glu 78. You know that this patient requires
• Deoxygenated blood entering the arterial circulation is known as what phenomenon?
• Which statement about pediatric airway and pulmonary management is NOT true?
• The clinician should suspect which poisoning in a family with sudden onset headache after decorating the Christmas tree?
• Which lab value best corresponds to congestive heart failure as suggested by chest radiography findings?
• If a ventilated patient has a plateau pressure of 42 cm H2O during an inspiratory hold, what is the first adjustment you should make?
• The ventilator is set to CMV with tidal volume 500 mL, rate 20/min, FiO2 1.0, PEEP 5 cm H2O. What is the delivered minute volume?
• In placenta previa, the bleeding is typically described as which of the following?
• In obstetric emergencies, which cord-related condition presents with the cord descending into the birth canal ahead of the presenting part?
• An 18-month-old with a seal-bark cough and dyspnea on a neck X-ray is most likely to show which sign?
• In lung-protective ventilation, tidal volume is calculated based on which weight measure?
• A SCUBA diver experiences severe joint pain upon rapid ascent to the surface. This phenomenon is explained by which gas law?
• A radio system uses frequencies that penetrate buildings and structures but are not effective for long-range use. Which band best describes these frequencies?
• A patient with chemical exposure requiring antidotal management received which administration?
• A 40-pound, 5-year-old female struck by a vehicle should receive an isotonic crystalloid bolus of how many milliliters?
• Which agent should not be administered to a neonate with a ductal dependent lesion?
• For a rollover on a two-lane highway with a 55 mph limit, which traffic-control measure should be requested?
• Which radiologic finding indicates acute respiratory distress syndrome (ARDS)?
• Which statement from a crew member is an appropriate example of chatter during sterile cockpit operations?
• Before intubation in a patient with metabolic acidosis, which pretreatment is most effective and safest to avoid decompensation?
• During transport you note a PA-cath waveform consistent with a certain position. What action should you take?
• During transport of a patient with a subarachnoid hemorrhage who remains hypertensive despite analgesia, which BP management approach is BEST?
• The period during which a pilot can still perform flight duties after oxygen supply is interrupted is called what?
• CAMTS regulations require what amount of space between the crew member's flight suit and the skin?
• Interpret the patient’s ABG: pH 6.91, PO2 86, PCO2 19, HCO3 13. What is the acid-base disorder?
• With CVP 12, PAWP 20, and SVR 1200, which condition is most consistent with the hemodynamic pattern described?
• Cyanide poisoning causes histotoxic hypoxia.
• A 23-year-old female at 34 weeks gestation with a history of IV heroin use presents with fever and a new heart murmur. This patient will likely require which surgical intervention?
• POCUS findings of a collapsed IVC most strongly suggest which hemodynamic state?
• In a scenario involving a rapid sequence intubation with hemodynamic instability, which adjustment would most likely reduce the risk of further instability?
• If a patient on a ventilator desaturates to 82% with all connections secure and suctioning ineffective, which change should be attempted first?
• A rotor wing aircraft is based at 5,200 feet and flies at 1,200 feet AGL. Which statement about altitude is correct?
• Which description defines inadvertent instrument meteorologic condition (IIMC)?
• Elevated alkaline phosphatase places the patient at risk for
• Which effect is specifically described as an effect of night vision goggles on depth perception beyond the basic lack of depth?
• In blast injuries, which mechanism causes the body to be hurled by the blast wind and strike other objects or people?
• In a blast injury scenario where a person was propelled and speared on a fence, which blast injury mechanism applies?
• For a patient with hyperinflated lungs, which induction agent is preferred to facilitate endotracheal intubation?
• During delivery, pressing the patient’s legs to her abdomen is known as which maneuver?
• During IABP malfunction, how often should manual inflation/deflation be performed to reduce thrombus risk?
• A 65-year-old male with lung cancer presents with JVD and hypotension; muffled heart tones are heard. Which life-saving procedure is indicated?
• Bacterial tracheitis is most likely to occur in a child who is already infected with which condition?
• If the aircraft is traveling at ______ MSL then everyone on board must wear oxygen if the cabin is not pressurized.
• A 62 year old female 1-week post stent placement for RCA infarction presents with acute chest pain and pink frothy sputum; this patient exhibits symptoms of:
• What is a common initial drug given for acute seizure in EMS when IV access is available?
• Which neonatal condition will cause mixing of oxygenated and deoxygenated blood?
• Which statement accurately describes the sequence of steps for cord prolapse management?
• Which radiographic sign is classic for croup and helps differentiate it from other upper airway infections?
• A traumatic injury near the ligamentum arteriosum may result in which imaging finding?
• A BNP value of 14,000 is most consistent with which condition?
• Type 2 Decompression Sickness symptoms are most accurately attributed to which mechanism?
• Interpret the ABG: pH 7.38, PO2 90, PCO2 58, HCO3- 22. Which disturbance best fits this ABG?
• Which statement reflects a tenant of crew resource management in aviation medicine?
• In a patient with mesenteric ischemia who has extensive bowel resection and presents with hyperkalemia (K 7.6) and impaired renal function, which immediate treatment is indicated?
• A frequent complication of meconium aspiration is the development of
• Which mechanical circulatory support device provides flow that supports tissue perfusion and oxygenation?
• To what level should the extraventricular drain transducer be transported?
• Which of the following is true about children involved in pedestrian MVAs?
• The time between oxygen interruption and a pilot's inability to perform flying duties is known as which term?
• During transport of a patient with a large subarachnoid hemorrhage who is intubated and pain controlled, the BEST approach to managing blood pressure is to titrate which agent to what SBP?
• What is the preferred first-line vasopressor for septic shock?
• The patient with hemodynamic values CO 2.5, CVP 1, SVR 400 is most consistent with which type of shock?
• The CT finding of small punctate hemorrhages after severe traumatic brain injury is most consistent with which diagnosis?
• Which of the following is the correct daytime VFR minimums for safe operation under visual flight rules?
• A patient with tissue hypoxia due to sepsis is experiencing which type of hypoxia?
• Best approach to managing blood pressure in a patient with large subarachnoid hemorrhage who is intubated and hypertensive?
• Which certification level is not recognized by CAMTS as being able to be a flight medical crew member?
• A patient with suspected cardiac tamponade presents with JVD, hypotension, and muffled heart sounds. What life-saving procedure is most indicated?
• The ABG pH 7.51, PO2 90, PCO2 20, HCO3 24 indicates early-stage poisoning most consistent with
• A patient with dyspnea and subcutaneous emphysema after needle decompression of a pneumothorax does not improve with repeat decompression. The recommended management is:
• The patient with cocaine toxicity is best treated initially with which medication?
• Which of the following will contribute to a decrease in night vision efficacy?
• In a neonate with a ductal-dependent lesion, which medication is used to maintain ductus arteriosus patency?
• Beck’s triad is most closely associated with which condition?
• Which of the following is a common complication of a submassive pulmonary embolism?
• Based on the hemodynamic values CO 3.5 L/min, CVP 14 cm H2O, PAWP 21 mmHg, SVR 1200 dynes·sec/cm5, which intervention is most appropriate?
• Which enzymes are typically elevated in pancreatitis?
• Which neonate finding may require administration of ampicillin and gentamycin?
• Colorful urine described as 'vin rose' can be caused by treatment for which condition?
• An elderly male found unresponsive in a sauna after prolonged exposure with Na 110, Cl 95, BUN 34, Cr 2.0, K 3.4, HCO3 24, Glu 78; what treatment is indicated?
• Per 14 CFR 91 daytime VFR minimums, which of the following represents the correct requirement?