SSI - Science of Diving Question and answers rated A+ 2023

SSI - Science of Diving Question and answers rated A+ 2023Part 4 Part 4 When oxygen pressure in the body drops below a ppO2 of 0.17 bar, mild symptoms of hypoxia occur. Blackout and death may occur if the ppO2 drops to: 0.10 bar A dive is defined as a decompression dive only if you exceed the: No-decompression limits Tissue half-time is a method used to describe the time necessary to allow the amount of gas in a particular tissue to change by: 50% The amount of a gas which dissolves in a liquid is proportional to: The partial pressure of that gas According to the SSI Training Standards, diving at altitude is any dive: Above 300 meters The most likely source of carbon monoxide in scuba cylinders is: All answers are correct At sea level, human body tissues are saturated with nitrogen at a partial pressure equal to: The partial pressure of the gas in alveolar air The term "fast tissue" refers to: The rate at which they absorb and eliminate nitrogen The first acceptable scientific approach to decompression was performed by: J.S. Haldane