The absorption and elimination of alcohol What is alcohol What is alcohol How is it absorbed How is...
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Transcript of The absorption and elimination of alcohol What is alcohol What is alcohol How is it absorbed How is...
The absorption and The absorption and elimination of alcoholelimination of alcohol
What is alcoholWhat is alcohol How is it absorbedHow is it absorbed How is it eliminatedHow is it eliminated What is a unit of alcoholWhat is a unit of alcohol How can a unit be calculatedHow can a unit be calculated A unit the drink drive law and A unit the drink drive law and
youyou
What is alcoholWhat is alcohol
Alcohol is EthanolAlcohol is Ethanol Naturally occurs in Naturally occurs in
fermentationfermentation Added artificially ( Alco-pops)Added artificially ( Alco-pops) It is a drugIt is a drug It is a poisonIt is a poison
How is alcohol absorbedHow is alcohol absorbed
SwallowedSwallowed Goes through stomach & Goes through stomach &
intestine wallintestine wall Into blood and pumped by Into blood and pumped by
heartheart To the brainTo the brain All within 5 minutesAll within 5 minutes
How eliminatedHow eliminated
BreathBreath
SweatSweat
UrineUrine
LiverLiver
2% - 4%2% - 4%
2% - 6%2% - 6%
2% - 4%2% - 4%
90% approx.90% approx.
What is ABVWhat is ABV
Alcohol by Alcohol by volumevolume
14% ABV14% ABV
Means 14% of Means 14% of content is content is alcoholalcohol
What is a unitWhat is a unit
For calculation purposes a For calculation purposes a unit of alcohol is the average unit of alcohol is the average amount of alcohol a healthy amount of alcohol a healthy body can eliminate in 1 hourbody can eliminate in 1 hour
What equals a unitWhat equals a unit
Half pint of 3.5% Half pint of 3.5% abv beerabv beer
125ml glass of 9% 125ml glass of 9% abv wineabv wine
25ml glass of 40% 25ml glass of 40% abv spiritabv spirit
How to calculate unitsHow to calculate units
Volume x ABV Volume x ABV divided by 1000divided by 1000
Example 330ml Example 330ml bottle of 5% abv bottle of 5% abv beer.beer.
330x5 = 1650/1000 330x5 = 1650/1000 = 1.65 units. = 1.65 units. For safety always For safety always
round up round up = 2 = 2 unitsunits
The LawThe Law
BreathBreath
BloodBlood
UrineUrine
35ug 35ug (microgrammes)(microgrammes)
80mg 80mg
(milligrams)(milligrams)
107mg 107mg (milligrams)(milligrams)
The RealityThe Reality
Driving at the British legal Driving at the British legal limit can make a driver up to 5 limit can make a driver up to 5 times likelier to crashtimes likelier to crash
Even small amounts of alcohol Even small amounts of alcohol can double the risk of crashingcan double the risk of crashing
The legal limit is not The legal limit is not necessarily the safe limitnecessarily the safe limit
Highest limit in EuropeHighest limit in Europe
The EffectsThe Effects 1 unit of alcohol = 7ug of breath 1 unit of alcohol = 7ug of breath
(Maybe!) HOWEVER(Maybe!) HOWEVER
GenderGender
SizeSize
Fitness Fitness
MedicationMedication
MoodMood
FoodFood
Topping upTopping up
The effectThe effect
If 7ug breath = If 7ug breath = unitunit
Large Adult MaleLarge Adult Male
Small Adult Small Adult FemaleFemale
5 units = 35ug 5 units = 35ug limitlimit
5 units = 65/80 5 units = 65/80 bloodblood
5 units = 112/80 5 units = 112/80 bloodblood
The morning afterThe morning after
Friday night drinks from 9pm Friday night drinks from 9pm to Midnightto Midnight
Drinks 5 pints of 4.2% abv Drinks 5 pints of 4.2% abv Lager and 2 double Jack Lager and 2 double Jack DanielsDaniels
In bed by 12.30In bed by 12.30
The morning afterThe morning after
When would you be happy for When would you be happy for this pupil to drive your car?this pupil to drive your car?
The morning afterThe morning after
Lager = 12.5 units Lager = 12.5 units Jack Daniels = 4 unitsJack Daniels = 4 units 16.5 units = 16.5 hours 16.5 units = 16.5 hours
approx. to leave bodyapprox. to leave body
Alcohol free 1.30pm Alcohol free 1.30pm next daynext day
WarningWarning
There are no hard and fast rules There are no hard and fast rules for calculating alcohol eliminationfor calculating alcohol elimination
Drink driving offences stay on your Drink driving offences stay on your licence for 11 years (10 years for licence for 11 years (10 years for re-offending)re-offending)
Banned for at least 1 year first Banned for at least 1 year first offenceoffence
On the CRB register and PNC On the CRB register and PNC number for 5 years (in most cases)number for 5 years (in most cases)