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SDI Computer Nitrox Exam 2024_2025 fully solved & updated
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SDI Computer Nitrox Exam 2024_2025 fully solved & updated
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SDI Computer Nitrox Exam 2024/2025 fullysolved & updated
True - ANSWER-True or False. Oxygen Enriched Air is a term some divers use to
refer to Nitrox.
Nitrogen and Oxygen - ANSWER-The air we normally breathe consists primarily
of:
Enriched Air, Enriched Air Nitrox, Nitrox, Etc. - ANSWER-A mixture of nitrogen
and oxygen in which the percentage of oxygen is greater than that found in air is
generally called:
Blender - ANSWER-The person who creates the Nitrox used to fill scuba cylinders
is referred to as a:
EAN21 - ANSWER-Which of the following is not a Nitrox mixture? EAN24, EAN21,
EAN40
Longer bottom times and shorter surface intervals - ANSWER-The primary
benefits of using Nitrox include:
150 Minutes or 2.5 hours - ANSWER-During any 24-hour period, you can be
exposed to a Nitrox mixture at its Maximum Operating Depth (MOD) for up to:
False - ANSWER-True or False. Dive computers work by monitoring the
presences of so-called 'silent bubbles using ultrasound.
You may not be able to make a direct ascent to the surface without substantially
increasing your risk of decompression sickness and your dive computer may
, require you to make a series of decompression stops - ANSWER-What may
happen if you go too deep or stay too long?
Pausing at a fixed depth for a specified period of time to allow excess nitrogen to
exit you body more slowly - ANSWER-A decompression stop is:
Specialized training, Additional equipment, and Topside support - ANSWER-To
properly engage in decompression diving requires:
Nitrogen, ascend - ANSWER-Decompression sickness usually occurs when you
have an excess amount of __________ in your body and you ________ too
quickly.
Pain in the joints, Numbness and paralysis, and Loss of balance - ANSWER-The
most common symptoms of decompression sickness can include, but are not
limited to:
Administration of pure oxygen - ANSWER-The most important first-aid procedure
for a diver suspected of suffering from decompression sickness is:
Recompression in a hyperbaric chamber - ANSWER-Once a diver suspected of
suffering from decompression sickness has been transported to a medical
facility, proper treatment will primarily involve:
16 percent - ANSWER-What is the minimum concentration of oxygen required to
maintain consciousness at sea level?
40 percent - ANSWER-The maximum percentage of oxygen that sport divers use
in a Nitrox mixture is:
6 m/20 ft - ANSWER-What is the maximum recommended depth for using 100
percent oxygen?
In which the Fraction of Oxygen (FO2) is 32 percent - ANSWER-The term EAN32
refers to a Nitrox mixture:
40 m/132 ft - ANSWER-The MOD for EAN32 is:
True - ANSWER-True or False. The term MOD stands for Maximum Operating
Depth.
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