Cold Water Immersion - Extreme Physiology 0.0 / 5 ? Sports ScienceExtreme PhysiologyUniversityNone Created by: anniecritchlowCreated on: 03-06-19 11:03 What is the number of accidental deaths in the UK by drowning per year? 400-1000 1 of 19 How many deaths are there by drowning per year worldwide? 370,000 2 of 19 The thermal conductivity of water is how many times greater than air? 27 3 of 19 The human body cools how many times faster in water than it does in air? 5 4 of 19 What is not a phase of immersion? Fatal response 5 of 19 What percentage of drownings occur in strong swimmers? 67% 6 of 19 What percentage of drownings occur within 3m of safe refuge? 55% 7 of 19 What is NOT an initial respiratory response? Increased breath hold time 8 of 19 What is NOT an initial cardiovascular response? Peripheral vasodilation 9 of 19 What is an incorrect reason to tread water? Reactivates blood flow to muscles 10 of 19 The short term response is from ... after immersion 5-30 mins 11 of 19 What is an incorrect effect of the short term response? Legs are a major site of heat loss 12 of 19 What is an incorrect reason for decreased contractile force during the short term response? Increased ACH activity 13 of 19 What is not an implication of the short term response? Decrease in work rate 14 of 19 After how long is the long term response phase? 30 mins 15 of 19 What is not an effect of long term immersion? Shivering 16 of 19 What is not an effect of post immersion response? Decreased cardiovascular demand 17 of 19 What is death by drowning NOT due to? Alkalosis 18 of 19 Is salt water or fresh water more dangerous? Salt - greater irritant so fluid retention raises pressure 19 of 19
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