Intermediate 1 Unit 3d Drugs
What is a drug? A substance which alters the way our body works
Describe how alcohol can effect the body. Change in behaviour, lack of co-ordination, slow response times
Name two parts of the body affected by excess alcohol. Liver and brain
How many units of alcohol are in a bottle of alcopop? 2 units of alcohol
How many units of alcohol are in a pint of beer? 2 units of alcohol
How many units of alcohol are in a pub measure of spirit or a glass of wine 1 unit of alcohol
How many units of alcohol are in a half pint of beer? 1 unit
How long does it take for the body to break down 1 unit of alcohol? About one hour
A man drinks 3 pints of beer and 2 vodkas. How long will it take his body to break down the alcohol? It will take the body approximately 8 hours to break down this amount of alcohol (8 units)
Name the process used to make alcoholic drinks. Fermentation
What is broken down during fermentation? Glucose
Which gas is produced during fermentation?? Carbon dioxide gas
What is used in fermentation to catalyse the reaction? Enzymes in yeast
Name the alcohol produced by fermentation? Ethanol
Name the process used to increase the alcohol concentration ? Distillation
Why is it possible to separate ethanol and water by distillation? They have different boiling points
Name a legal drug. Alcohol,caffeine, nicotine and medicines
Name an illegal drug. Cannabis, LSD, ecstasy
What does it mean if someone is addicted to drugs ? They are unable to manage without it.
Why is it dangerous to drink methanol? It is toxic and causes blindness and death
What is added to methanol to stop people drinking it? A colour and a bad tasting substance
What is methanol called when it has had a colour and bad tasting substance added to it? Methylated spirits(meths)
What is a medicine? A drug which helps the body when it is not working properly
Which type of medicine fights micro-organisms which interfere with chemical reactions Anti-biotics
Medicines are made up of many chemicals. What is the name given to the ingredient in the medicine which works on the body? Active ingredient
What is the test for carbon dioxide? Turns limewater milky
What is fermented to produce alcoholic drinks? Starch and sugars in fruit and vegetables.
Intermediate 1 Unit 3d