Open Water Course Quiz 4-A Exam Questions with Correct Answers Verified by Experts|
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Decompression sickness (DCS) is a condition that can be life-threatening. What in the
bloodstream and tissues cause this condition? Nitrogen bubbles.
Pain, weakness, tingling, numbness and not being able to move your arms or legs are common
signs and symptoms of: Decompression sickness (DCS).
When using a dive computer, you should ascend (go up) at a rate not faster than The rate
specified by your computer.
To reduce the risk of decompression sickness (DCS) you should Make a safety stop at 5
meters/ 15 feet at the end of each dive.
When diving with a computer Each diver should have a computer.
You should not turn off a computer between dives, because The computer will lose all
memory of residual nitrogen.
The first step in setting up and using your dive computer is Reading the manufacturer's
instructions.
Beside being required for diver training, your log book is something that: Gives you a record
of your dive experience.
Diving with enriched air requires special training and procedures. Using enrich air without
proper training and procedures can cause: Oxygen toxicity (poisoning).
For a given depth, the no stop time is shorter on a repetitive dive than on the first dive. True
Latest Update
Decompression sickness (DCS) is a condition that can be life-threatening. What in the
bloodstream and tissues cause this condition? Nitrogen bubbles.
Pain, weakness, tingling, numbness and not being able to move your arms or legs are common
signs and symptoms of: Decompression sickness (DCS).
When using a dive computer, you should ascend (go up) at a rate not faster than The rate
specified by your computer.
To reduce the risk of decompression sickness (DCS) you should Make a safety stop at 5
meters/ 15 feet at the end of each dive.
When diving with a computer Each diver should have a computer.
You should not turn off a computer between dives, because The computer will lose all
memory of residual nitrogen.
The first step in setting up and using your dive computer is Reading the manufacturer's
instructions.
Beside being required for diver training, your log book is something that: Gives you a record
of your dive experience.
Diving with enriched air requires special training and procedures. Using enrich air without
proper training and procedures can cause: Oxygen toxicity (poisoning).
For a given depth, the no stop time is shorter on a repetitive dive than on the first dive. True
