SDI Divemaster Study Set Chapter 3 2025 Questions and Answers (100% Pass)

SDI Divemaster Study Set Chapter 3 2025 Questions and Answers (100% Pass) A buildup of ____________________ is the primary trigger for the breathing mechanism. - CORRECT ANSWER-carbon dioxide A diver should immediately flush a jellyfish sting with ______________. - CORRECT ANSWER-warm salt water, vinegar or meat tenderizer. Bubbles can be forming in a diver's tissues as he ascends to the surface, if _______ and/or________________________. - CORRECT ANSWER-he stayed too long at depth and/or he ascends too quickly. Carbon Monoxide blocks the ability of blood to transport _____________.to the body's tissues. - CORRECT ANSWER-oxygen Decompression sickness is caused by the formation of _________within the tissues of a diver's body - CORRECT ANSWER-nitrogen bubbles Discomfort in an airspace during a descent is called a _____________________. - CORRECT ANSWER-squeeze. If pain is felt in ears during ascent you should ________________________________. - CORRECT ANSWER-stop, ascend a few feet, and equalize.