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NAUI Nitrox Diver Exam 2025|New Actual
Exam With Answers
the primary waste product from the metabolism of oxygen is -correct answer-
carbon dioxide
for most people, symptoms of hypoxia begin to appear when the PO2 -correct
answer-falls below about 0.16 ata
pulmonary oxygen toxicity results from -correct answer-prolonged exposure to
elevated oxygen partial pressures
one of the factors that can increase susceptibility to CNS oxygen toxicity is -correct
answer-heavy exercise and carbon dioxide buildup
the acronym used to remember signs and symptoms of oxygen toxicity is -correct
answer-ConVENTID
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the recommended maximum PO2 for enriched air nitrox diving is -correct answer-
1.4 ata
the first precursor symptom of CNS oxygen toxicity is -correct answer-precursor
symptoms are highly variable
a stuporous condition characterized by impaired mental and physical performance
and changes in mood and behavior is known as -correct answer-nitrogen narcosis
the two most commonly used nitrox mixtures, also known as NOAA Nitrox I and
NOAA Nitrox II are -correct answer-32% and 36% oxygen
the maximum operating depth (MOD) of a gas mix is determined by -correct
answer-the maximum acceptable partial pressure of oxygen
calculate the normal maximum operating depth for EAN32 (PO2 = 1.4 ata) -correct
answer-34 msw (111 fsw)
NAUI Nitrox Diver Exam 2025|New Actual
Exam With Answers
the primary waste product from the metabolism of oxygen is -correct answer-
carbon dioxide
for most people, symptoms of hypoxia begin to appear when the PO2 -correct
answer-falls below about 0.16 ata
pulmonary oxygen toxicity results from -correct answer-prolonged exposure to
elevated oxygen partial pressures
one of the factors that can increase susceptibility to CNS oxygen toxicity is -correct
answer-heavy exercise and carbon dioxide buildup
the acronym used to remember signs and symptoms of oxygen toxicity is -correct
answer-ConVENTID
, 2|Page
the recommended maximum PO2 for enriched air nitrox diving is -correct answer-
1.4 ata
the first precursor symptom of CNS oxygen toxicity is -correct answer-precursor
symptoms are highly variable
a stuporous condition characterized by impaired mental and physical performance
and changes in mood and behavior is known as -correct answer-nitrogen narcosis
the two most commonly used nitrox mixtures, also known as NOAA Nitrox I and
NOAA Nitrox II are -correct answer-32% and 36% oxygen
the maximum operating depth (MOD) of a gas mix is determined by -correct
answer-the maximum acceptable partial pressure of oxygen
calculate the normal maximum operating depth for EAN32 (PO2 = 1.4 ata) -correct
answer-34 msw (111 fsw)
