CFRN 2022 QUESTIONS WITH COMPLETE ANSWERS

CFRN 2022 QUESTIONS WITH COMPLETE
ANSWERS
BOYLE'S LAW Correct Answer: THE PRESSURE AND VOLUME OF A CONFINED GAS
ARE INVERSELY PROPORTIONAL IF THE TEMP IS UNCHANGED

CHARLES LAW Correct Answer: DESCRIBES HOW GASES TEND TO EXPAND WHEN
HEATED

HENRYS LAW Correct Answer: THE SOLUBILITY OF A GAS IS DIRECTLY
PROPORTIONAL TO THE PRESSURE OF THE GAS

GAY-LUSSACS LAW Correct Answer: THE PRESSURE OF MIXED MASS AND FIXED
VOLUME IS DIRECTLY PROPORTIONAL TO THE GAS' ABSOLUTE TEMPERATURE

ELT Correct Answer: PHASING OUT 121.5 Hz GOING TO 406MHz

BARODONTALGIA Correct Answer: INCREASED PRESSURE DURING ASCENT UNDER
DENTAL APPLIANCES

FOR EVERY 100 METERS IN ASCENT, TEMPERATURE: Correct Answer: DECREASES 1
DEGREE CENTIGRADE

ONE STANDARD ATMOSPHERE = Correct Answer: 760 TORR OR 14.7 PSI

BAROTITIS Correct Answer: EAR PAIN - HAPPENS DURING DESCENT

BAROBARIATRAUMA Correct Answer: PRESENTED BY PRE-OXYGENATING

BAROSINUSITUS Correct Answer: PAIN IN SINUSES DURING ASCENT

TO CALCULATE PARTIAL PRESSURE Correct Answer: GIVEN GAS CONCENTRATION
x TOTAL PRESSURE PRESENT

TO CALCULATE IV IN DROPS/MINUTE Correct Answer: VOL x GTT
FACTOR/MINUTES

PHYSIOLOGIC ZONE Correct Answer: SEA LEVEL - 10,000 FT MSL

PHYSIOLOGIC DEFICIENT ZONE Correct Answer: 10,001 FT MSL - 50,000 FT MSL

SPACE-EQUIVALENT ZONE Correct Answer: 50,001 FT MSL - 250,000 FT MSL

SPACE Correct Answer: ANYTHING HIGHER THAN 250,000 FT MSL