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
3 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
,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
, 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
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
3 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
,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
, 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
