Nitrogen causes decompression sickness:

A) on descent because of the bubbles that form on reduction of pressure.
B) on ascent because of the bubbles that form on reduction of pressure.
C) on descent because of a progressive increase in atmospheric absolute.
D) on ascent because of a progressive increase in atmospheric absolute.


Answer: B) on ascent because of the bubbles that form on reduction of pressure.

Environmental & Atmospheric Sciences

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