Multiple choice general knowledge science & technology

Sudden change in pressure of which gas in blood causes cramp in deep sea diver coming up abruptly (bends/ decompression sickness/ Caisson disease)?

  1. Nitrogen

  2. Fluorine

  3. Chlorine

  4. Hydrogen
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

When deep sea divers ascend too quickly, dissolved nitrogen gas in blood forms bubbles due to sudden pressure decrease (Henry's Law). These bubbles cause decompression sickness ('the bends'), blocking blood flow and damaging tissues. Nitrogen is the primary gas dissolved at depth.

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