How should divers manage their time during a dive to prevent decompression sickness?

Prepare for the NASE Dive Exam. Study with flashcards and multiple choice questions, each question includes hints and explanations. Get ready for your test!

Managing time during a dive is crucial to prevent decompression sickness, which occurs when a diver ascends too quickly or stays at depth longer than the body can safely handle the buildup of nitrogen. Adhering to planned limits is essential because it allows divers to follow safe ascent rates and decompression stops as outlined in dive tables or computers.

By sticking to pre-determined dive profiles, divers ensure they remain within depth and time parameters that minimize the risk of nitrogen bubbles forming in their tissues as they ascend. This adherence is based on physiological principles and research into how the body absorbs and off-gasses nitrogen, emphasizing a cautious and methodical approach to diving.

In contrast, increasing descent speed, ignoring time limits, or diving deeper than usual can lead to increased risk of decompression sickness, as these practices disrupt the safe ascent and nitrogen elimination process defined by diving protocols. Prioritizing planned limits allows for a safer diving experience while also enabling divers to enjoy their underwater adventures.

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