The absorption and elimination of alcohol与消除对酒精的吸收.pptVIP

The absorption and elimination of alcohol What is alcohol How is it absorbed How is it eliminated What is a unit of alcohol How can a unit be calculated A unit the drink drive law and you What is alcohol Alcohol is Ethanol Naturally occurs in fermentation Added artificially ( Alco-pops) It is a drug It is a poison How is alcohol absorbed Swallowed Goes through stomach intestine wall Into blood and pumped by heart To the brain All within 5 minutes How eliminated Breath Sweat Urine Liver 2% - 4% 2% - 6% 2% - 4% 90% approx. What is ABV Alcohol by volume 14% ABV Means 14% of content is alcohol What is a unit For calculation purposes a unit of alcohol is the average amount of alcohol a healthy body can eliminate in 1 hour What equals a unit Half pint of 3.5% abv beer 125ml glass of 9% abv wine 25ml glass of 40% abv spirit How to calculate units Volume x ABV divided by 1000 Example 330ml bottle of 5% abv beer. 330x5 = 1650/1000 = 1.65 units. For safety always round up = 2 units The Law Breath Blood Urine 35ug (microgrammes) 80mg (milligrams) 107mg (milligrams) The Reality Driving at the British legal limit can make a driver up to 5 times likelier to crash Even small amounts of alcohol can double the risk of crashing The legal limit is not necessarily the safe limit Highest limit in Europe The Effects 1 unit of alcohol = 7ug of breath (Maybe!) HOWEVER Gender Size Fitness Medication Mood Food Topping up The effect If 7ug breath = unit Large Adult Male Small Adult Female 5 units = 35ug limit 5 units = 65/80 blood 5 units = 112/80 blood The morning after Friday night drinks from 9pm to Midnight Drinks 5 pints of 4.2% abv Lager and 2 double Jack Daniels In bed by 12.30 The morning after When would you be happy for this pupil to drive your car? The morning after Lager = 12.5 units Jack Daniels = 4 units 16.5 units = 16.5 hours approx. to leave body Alcohol free 1.30pm next day Warning There are no hard and fast rules for ca