ENRICHED AIR NITROX (EANX) EXAM
QUESTIONS AND ANSWERS
To make sure the dive equipment you presently own may be suitable for nitrox, you
have to: - Correct Answers -Check with your SSI Dive Professional if your equipment
needs special preparation/modification
While diving nitrox, you can improve your safety by: - Correct Answers -Using the no-
decompression limits of an air computer or air tables
The Nitrox mixture which can be used at any depth within the recommended
recreational depth limit of 30 meters is: - Correct Answers -EAN32
A common misconception is, that compared to air, Nitrox enables Divers to dive: -
Correct Answers -deeper
The air that we breathe is approximately: - Correct Answers -79% nitrogen and 21%
oxygen
Nitrox and the acronym EANx refer to mixtures with oxygen concentrations (FO2) higher
than: - Correct Answers -21%
Which Gas adds a lot of benefits to multi-level Computer Diving? - Correct Answers -
Nitrox
Is it true, that nitrox is designed for ultra-deep diving? - Correct Answers -No, nitrox has
more restrictive depth limitations than air
The two most commonly used nitrox mixtures in recreational diving are: - Correct
Answers -EAN32/EAN36
Compared to air, nitrox has a higher concentration of: - Correct Answers -Oxygen
If you notice symptoms of CNS oxygen toxicity on yourself or your buddy while
underwater, you should immediately begin: - Correct Answers -a controlled ascent
together
QUESTIONS AND ANSWERS
To make sure the dive equipment you presently own may be suitable for nitrox, you
have to: - Correct Answers -Check with your SSI Dive Professional if your equipment
needs special preparation/modification
While diving nitrox, you can improve your safety by: - Correct Answers -Using the no-
decompression limits of an air computer or air tables
The Nitrox mixture which can be used at any depth within the recommended
recreational depth limit of 30 meters is: - Correct Answers -EAN32
A common misconception is, that compared to air, Nitrox enables Divers to dive: -
Correct Answers -deeper
The air that we breathe is approximately: - Correct Answers -79% nitrogen and 21%
oxygen
Nitrox and the acronym EANx refer to mixtures with oxygen concentrations (FO2) higher
than: - Correct Answers -21%
Which Gas adds a lot of benefits to multi-level Computer Diving? - Correct Answers -
Nitrox
Is it true, that nitrox is designed for ultra-deep diving? - Correct Answers -No, nitrox has
more restrictive depth limitations than air
The two most commonly used nitrox mixtures in recreational diving are: - Correct
Answers -EAN32/EAN36
Compared to air, nitrox has a higher concentration of: - Correct Answers -Oxygen
If you notice symptoms of CNS oxygen toxicity on yourself or your buddy while
underwater, you should immediately begin: - Correct Answers -a controlled ascent
together
