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SDI Computer Nitrox Questions and Answers
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Terms in this set (46)
True or False. Oxygen Enriched Air is True
a term some divers use to refer to
Nitrox.
The air we normally breathe consists Nitrogen and Oxygen
primarily of:
A mixture of nitrogen and oxygen in Enriched Air, Enriched Air Nitrox, Nitrox, Etc.
which the percentage of oxygen is
greater than that found in air is
generally called:
The person who creates the Nitrox Blender
used to fill scuba cylinders is
referred to as a:
Which of the following is not a Nitrox EAN21
mixture? EAN24, EAN21, EAN40
, The primary benefits of using Nitrox Longer bottom times and shorter surface intervals
include:
During any 24-hour period, you can 150 Minutes or 2.5 hours
be exposed to a Nitrox mixture at its
Maximum Operating Depth (MOD)
for up to:
True or False. Dive computers work False
by monitoring the presences of so-
called 'silent bubbles using
ultrasound.
What may happen if you go too You may not be able to make a direct ascent to the
deep or stay too long? surface without substantially increasing your risk of
decompression sickness and your dive computer
may require you to make a series of
decompression stops
A decompression stop is: Pausing at a fixed depth for a specified period of
time to allow excess nitrogen to exit you body
more slowly
To properly engage in Specialized training, Additional equipment, and
decompression diving requires: Topside support
Decompression sickness usually Nitrogen, ascend
occurs when you have an excess
amount of __________ in your body and
you ________ too quickly.
The most common symptoms of Pain in the joints, Numbness and paralysis, and Loss
decompression sickness can include, of balance
but are not limited to:
SDI Computer Nitrox Questions and Answers
100% Pass 2026
Save
Terms in this set (46)
True or False. Oxygen Enriched Air is True
a term some divers use to refer to
Nitrox.
The air we normally breathe consists Nitrogen and Oxygen
primarily of:
A mixture of nitrogen and oxygen in Enriched Air, Enriched Air Nitrox, Nitrox, Etc.
which the percentage of oxygen is
greater than that found in air is
generally called:
The person who creates the Nitrox Blender
used to fill scuba cylinders is
referred to as a:
Which of the following is not a Nitrox EAN21
mixture? EAN24, EAN21, EAN40
, The primary benefits of using Nitrox Longer bottom times and shorter surface intervals
include:
During any 24-hour period, you can 150 Minutes or 2.5 hours
be exposed to a Nitrox mixture at its
Maximum Operating Depth (MOD)
for up to:
True or False. Dive computers work False
by monitoring the presences of so-
called 'silent bubbles using
ultrasound.
What may happen if you go too You may not be able to make a direct ascent to the
deep or stay too long? surface without substantially increasing your risk of
decompression sickness and your dive computer
may require you to make a series of
decompression stops
A decompression stop is: Pausing at a fixed depth for a specified period of
time to allow excess nitrogen to exit you body
more slowly
To properly engage in Specialized training, Additional equipment, and
decompression diving requires: Topside support
Decompression sickness usually Nitrogen, ascend
occurs when you have an excess
amount of __________ in your body and
you ________ too quickly.
The most common symptoms of Pain in the joints, Numbness and paralysis, and Loss
decompression sickness can include, of balance
but are not limited to:
