SDI Computer Nitrox Questions and Correct Answers the Latest Update and Recommended Version
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Course
SDI
Institution
SDI
Oxygen Enriched Air is a term some divers use to refer to Nitrox.
→ True
The air we normally breathe consists primarily of:
→ Nitrogen and Oxygen
A mixture of nitrogen and oxygen in which the percentage of oxygen is greater than that
found in air is generally called:
→ Enriched Air, En...
SDI Computer Nitrox Questions and
Correct Answers the Latest Update and
Recommended Version
True or False. Oxygen Enriched Air is a term some divers use to refer to Nitrox.
→ True
The air we normally breathe consists primarily of:
→ Nitrogen and Oxygen
A mixture of nitrogen and oxygen in which the percentage of oxygen is greater than that
found in air is generally called:
→ Enriched Air, Enriched Air Nitrox, Nitrox, Etc.
The person who creates the Nitrox used to fill scuba cylinders is referred to as a:
→ Blender
Which of the following is not a Nitrox mixture? EAN24, EAN21, EAN40
→ EAN21
The primary benefits of using Nitrox include:
→ Longer bottom times and shorter surface intervals
During any 24-hour period, you can be exposed to a Nitrox mixture at its Maximum
True or False. Dive computers work by monitoring the presences of so-called 'silent bubbles
using ultrasound.
→ False
What may happen if you go too deep or stay too long?
→ 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
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 decompression diving requires:
→ Specialized training, Additional equipment, and Topside support
Decompression sickness usually occurs when you have an excess amount of __________ in your
body and you ________ too quickly.
→ Nitrogen, ascend
The most common symptoms of decompression sickness can include, but are not limited to:
→ Pain in the joints, Numbness and paralysis, and Loss of balance
The most important first-aid procedure for a diver suspected of suffering from decompression
sickness is:
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