RICKY'S CFRN STUDY GUIDE Latest Update 2025-2026 140 Questions and 100% Verified Correct Answers Guaranteed A+ "Bottle to Throttle" Time - CORRECT ANSWER: At least 8 hours per FAA part 135
- Killers of Vent patients during flight - CORRECT ANSWER: Pericardial tamponade
Tension pneumothorax Hypovolemia
ABG values - CORRECT ANSWER: pH 7.35-7.45
pCO2 35-45 HCO3 22-26 (bicarb)
Acetaminophen OD - CORRECT ANSWER: ABC's EKG
TX=Mucomyst
Alcohols - CORRECT ANSWER: Methanol:paints varnishes (4ml can blind) N/V/D abd pain TX=30-60ml 80 proof ethanol-prevents conversion of methanol to formaldehyde Ethlene Glycol-antifreeze,sz, abd pain, stupor, coma, cyanosis, uremia Isopropyl-rubbing alcohol resp arrest, ketoacidosis, coma TX=supportive therapy
AMY - CORRECT ANSWER: 60-160
Anion Gap - CORRECT ANSWER: 8-16, greater than 16=metabolic acidosis
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Anticholinergic (dry-speeds you up) - CORRECT ANSWER: "Red as a beet
Dry as a bone Blind as a bat Mad as a hatter Hot as a hare" Atropine, Benadryl, Phenergan, Compazine,Haldol
APGAR - CORRECT ANSWER: Appearance
Pulse Rate Grimmace Activity Resp Effort
ART Line Catheter Distance and what they measure - CORRECT ANSWER: Catheter
Distance markers 20-25 cm RA /CVP 30-35 cm RV 40-45 cm PA 50+ cm Wedge
Asterixis - CORRECT ANSWER: Liver, Hepatitis, Hands held out and shaking
Beck's Triad - CORRECT ANSWER: CARDIAC TAMPONADE
JVD Muffled heart tones hypOtension
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Beta/ Calcium Channel Blockers OD - CORRECT ANSWER: OD
TX=Glucogon, Calcium
Blood vol = - CORRECT ANSWER: 70 ml/ kg
BNP - CORRECT ANSWER: < 100=Normal
> 100-200=Heart Failure > 500=Severe Heart Failure No Calcium Channel Blockers or Beta Blockers for CHF/Pulm Edema
BNP tells? - CORRECT ANSWER: the kidneys to pee
Coreg (carvidilol) and Natracor (neseritide)-Drugs of choice for Heart Failure
Boyle's Law - CORRECT ANSWER: Trapped gas expands with altitude. (Air splints,
Chest tubes, ET Tubes, Bowels)
Brudzinski's Sign - CORRECT ANSWER: MENINGITIS
Flex the neck, the hip flexes
BUN - CORRECT ANSWER: 7-20
Charles's Law - CORRECT ANSWER: Gas pressure increases as Temp increases
Gas expands in a heated tank
Cholinergic Toxidrome (wet-slows you down) SLUDGE - CORRECT ANSWER:
Salivation Lacrimation Urination
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