Complete Real Exam Questions And Correct Answers
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which gas in air is essential to sustain life? - ANSWER-oxygen
the primary waste product from the metabolism of oxygen is -
ANSWER-carbon
dioxide
for most people, symptoms of hypoxia begin to appear
when the PO2 -
ANSWER-falls below about
0.16 ata
pulmonary oxygen toxicity results from - ANSWER-
prolonged exposure to
elevated oxygen partial
pressures
one of the factors that can increase susceptibility to CNS
oxygen toxicity is -
ANSWER-heavy exercise and carbon
dioxide buildup
, the acronym used to remember signs and symptoms of
oxygen toxicity is -
ANSWER-
ConVENTID
the recommended maximum PO2 for enriched air nitrox diving
is - ANSWER-
1.4
ata
the first precursor symptom of CNS oxygen toxicity is -
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 – ANSWER-nitrogen narcosis
the two most commonly used nitrox mixtures, also known as
NOAA Nitrox I and
NOAA Nitrox II are - ANSWER-32% and 36%
oxygen
the maximum operating depth (MOD) of a gas mix is determined
by - ANSWER-
the maximum acceptable partial pressure
of oxygen