CFRN EXAM WITH QUESTIONS AND ANSWERS WITH COMPLETE
SOLUTIONS | 2026/2027 LATEST UPDATE | GRADED A+
Normal Cardiac Output -
CORRECT|ANSWER
4-8 L/min
Normal Cardiac Index -
CORRECT|ANSWER
2.5-4.2 L/min
Cardiac Output Formula -
CORRECT|ANSWER
SV x rate
Cardiac Index Formula -
CORRECT|ANSWER
Cardiac Output/BSA
Normal PVR (Pulmonary vascular resistance) -
CORRECT|ANSWER
50-250 dynes
Normal SVR (Systemic Vascular Resistance) -
CORRECT|ANSWER
800-1200 dynes
Normal CVP -
CORRECT|ANSWER
2-6
, Normal PA S/D -
CORRECT|ANSWER
15-25/8-15
Normal PCWP -
CORRECT|ANSWER
8-12
Partial Pressure of O2 at Sea Level -
CORRECT|ANSWER
160 Torr
DEATH - Factors effecting flight stressors. -
CORRECT|ANSWER
Drugs Exhaustion Alcohol Tobacco Hypoglycemia
1 ATM at sea level weighs -
CORRECT|ANSWER
760 torr
14.7 lbs
Physiologic Zone -
CORRECT|ANSWER
<10,000 ft asl
Physiologically deficient zone -
CORRECT|ANSWER
10,000 - 50,000 feet
Space equivalent zone -
CORRECT|ANSWER
SOLUTIONS | 2026/2027 LATEST UPDATE | GRADED A+
Normal Cardiac Output -
CORRECT|ANSWER
4-8 L/min
Normal Cardiac Index -
CORRECT|ANSWER
2.5-4.2 L/min
Cardiac Output Formula -
CORRECT|ANSWER
SV x rate
Cardiac Index Formula -
CORRECT|ANSWER
Cardiac Output/BSA
Normal PVR (Pulmonary vascular resistance) -
CORRECT|ANSWER
50-250 dynes
Normal SVR (Systemic Vascular Resistance) -
CORRECT|ANSWER
800-1200 dynes
Normal CVP -
CORRECT|ANSWER
2-6
, Normal PA S/D -
CORRECT|ANSWER
15-25/8-15
Normal PCWP -
CORRECT|ANSWER
8-12
Partial Pressure of O2 at Sea Level -
CORRECT|ANSWER
160 Torr
DEATH - Factors effecting flight stressors. -
CORRECT|ANSWER
Drugs Exhaustion Alcohol Tobacco Hypoglycemia
1 ATM at sea level weighs -
CORRECT|ANSWER
760 torr
14.7 lbs
Physiologic Zone -
CORRECT|ANSWER
<10,000 ft asl
Physiologically deficient zone -
CORRECT|ANSWER
10,000 - 50,000 feet
Space equivalent zone -
CORRECT|ANSWER
