BCEN CFRN FINAL EXAM ACTUAL EXAM 2024-2025
ACCURATE EXAM QUESTIONS WITH DETAILED
VERIFIED ANSWERS (100% CORRECT
ANSWERS)/ALREADY GRADED A+
When a patient is involved in a trauma, what is the most important HISTORICAL
question to ask? - ANSWER-Are you taking any meds
What is the concern for somebody who has had 24 hours of rupture of membranes?
What do they need? - ANSWER-Sepsis/infection
-ABX
If a Trauma patient's airway pressures and plateau pressure increase, what should you
do?
What is happening?
How would you know if tube has dislodged? - ANSWER-Needle decomp
-Tension pneumo
-low pressure alarm
what does it mean if you see Q waves? - ANSWER-Myocardial necrosis
If a freshly intubated pediatric patient has correct ventilator settings and has no chest
rise with hypercarbia, what do you get rid of?
Why? - ANSWER-Inline suction and elbow
-The inline suction and elbow have up to 80 ml of dead space
Upon descent, if the Vt drops. What do you check (deflated)? What law addresses this?
- ANSWER-Cuff pressure
-Boyle's Law
If a baby is persistently tachycardic, what can you do (position, O2, Fluids)? -
ANSWER-Place mom on left, oxygen, IV F
,If a family member is acting crazy, do you let them come on the aircraft? - ANSWER-No
If a trauma patient has already received blood, what else can you give them? -
ANSWERTxA
What usually happens after chest trauma and is typically delayed?
what else does it present with (PP, sputum, o2) - ANSWERPulmonary Contusion
-Increased peak pressures, hemoptysis, hypoxia
What are two common factors for fatal HEMS crashes? - ANSWER-Pilot error and night
flight
What can be used to fix Hyperkalemia U waves? - ANSWER-Calcium, Sodium Bicarb,
Insulin
Why use a miller blade to intubate a child?
What kind of ETT for peds?
What age for cric? - ANSWER-Epiglottis is large and floppy
-Cuffed
-Above 10
Who is at risk for a spontaneous pneumo? - ANSWER-young, tall, skinny guys
What causes an esophageal injury?
What is the treatment for this?
What are the s/s (sub q, abd pain, sputum, hematemesis - ANSWER-Penetrating
trauma
-Esophageal repair
-Sub Q emphysema, upper abdominal pain, bloody sputum, hematemesis
What could you do to the ventilator for a patient that is hypercarbic?
What happens if you increase the RR? - ANSWER-Decrease RR to increase the IE time
-Shortens IE time which increases the PaCO2
, What do you do if your patient has a high plateau pressure and high auto peep?
What do you not do to the PEEP? Why? - ANSWER-Disconnect the patient from the
ventilator tubing
-Don't decrease the Peep because it doesn't resolve the increasing PEEP
If you lay down a patient with a high BMI and they go into distress, what do you do? -
ANSWER-Sit them up
What changes to the ETCO2 do you want to see in PLR to determine effectiveness? -
ANSWER-Want to see it increase by 5 or more %.
What happens with decreased lung sounds, audible bowel sounds, and unequal chest
rise in trauma - ANSWER-Diaphragmatic hernia
How do you reposition somebody with a bad lung? - ANSWER-Place them on their
good side
Why is a normal SPO2 unreliable for a submersion injury - ANSWER-Hypothermia
causes a left shift in oxy dissociation, tissues could be hypoxic
If a patient begins to decompensate, shows signs of MODS, and is hypoxic on a
ventilator prior to transport, what do you do? - ANSWER-Contact sending physician for
new treatment plan
What is the condition that is caused by clothesline injury or karate chop that causesa
subq air in head, neck, or face? - ANSWER-Tracheobronchial disruption
If a suba diver is experiencing any issues, what gas law typically effects them and what
are their symptoms (neuro, sputum) and dx? How do ou transport them (HBO).
How quickly do s/s develop? - ANSWER-Boyle's Law, AGE, AMS, SZ, LOC, frothy
sputum
-Hyperbaric chamber
-instantaneous or within 15 minutes
If a trauma patient has flat neck veins but hypotension, tachypnea, and cyanosis, what
cardiac condition might they have? Why flat neck veins? - ANSWER-Cardiac
Tamponade with signficant blood loss causing tamponade
Why does a patient go hypotensive if you BVM them? - ANSWER-Adding PEEP
decreases venous return
