- Correct Answer - Within fixed intervals set by the local law
A scuba tank for rec diving should be filled with
- Correct Answer - Pure, filtered compressed air or Nitrox
flexible air filled container at 100 feet of sea water has a volume
of 10 cu ft would be the volume if it were transported to the
surface - Correct Answer - 40 cu ft
Residual nitrogen is defined
- Correct Answer - The amount of excessive nitrogen dissolved in
our bloodstream and tissues after a dive
,Basic rules of scuba
- Correct Answer - Breathe, ascend slowly, and maintain control.
The condition in which certain colors are diminished as depth
increases is called:
- Correct Answer - Absorption
Earplugs
- Correct Answer - -Should never be worn while diving
The rate at which the body becomes saturated with nitrogen:
- Correct Answer - -will vary based on factors, such as depth and
blood supply to a particular area of the body
The transfer of oxygen and nitrogen into the bloodstream occurs
through the walls of the:
- Correct Answer - -Alveoli
The term gradient can be described as:
, - Correct Answer - The difference between the internal partial
pressure and the external partial pressure of a gas
Gas can enter the bloodstream and cause serious damage to the
lungs or even death by:
- Correct Answer - -all answers are correct
-ascending to fast
-holding your breath underwater
-diving with respiratory congestion
-all answers are correct
The term No-decompression Limit is defined as:
- Correct Answer - maximum allowed time at depth without
having to perform a mandatory decompression stop during the
ascent
The most important reason for planning your dives and executing
the dive per your plan is to:
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