B1e-drugs and you Flashcards
What are class C drugs?
The least dangerous with the lightest penalties
Why are some drugs only available on prescription?
Some drugs are dangerous if misused
What is addiction?
Having a physical need for a drug
What are withdrawal symptoms?
Unpleasant physical reactions when you stop taking a drug
What is tolerance?
The body gets used to having it and you need a higher dose to give the same effect
What is rehabilitation?
When you get help and support to try and overcome an addiction
What does a depressant do and examples?
Slow down brains activity
Eg
Alcohol, solvents and temazepam
What do pain killers do and examples?
Block nerve impulses
Eg
Aspirin, paracetamol
What do stimulants do and examples?
Increase brains activity
Eg
Nicotine, ecstasy and caffeine
What do performance enhancers do and examples?
Increase muscle development
Eg
Anabolic steroids
What do hallucinogens do and examples?
Distort what is seen and heard
Eg
LSD and magic mushrooms
How do depressants effect the synapse?
Depressants bind with receptor molecules in the membrane of the next neurone blocking the transmission of the impulses
How do stimulants effect the synapse?
Stimulants cause more neurotransmitter to cross the synapse
What does smoking cause?
Emphysema
Bronchitis
Cancer(mouth throat oesophagus and lung)
Heart disease
What are class A drugs?
The most dangerous with heaviest penalties
What effect does nicotine have on the body?
Addictive
What effect does tars have on the body?
Irritant
Carcinogenic
What effect does particulates have on the body?
Accumulation in lung tissue
What effect does carbon monoxide have on the body?
Lack of oxygen
Heart disease
What effect does nicotine have on the body?
Addictive
What effect does tars have on the body?
Irritant
Carcinogenic
What effect does particulates have on the body?
Accumulation in lung tissue
How does cigarette smoke effect ciliated epithelial cells lining the trachea, bronchi and bronchioles?
Smoke damages cilia on tissue which encourages mucus to be produced. Mucus can’t be removed because of damaged cilia
Mucus sticks to air passages causing smokers cough
Lungs lose elasticity causing emphysema
What are the short term effects of alcohol on the body?
Impaired judgement and balance Loss of muscle control Blurred vision Slurred speech Drowsiness Increased blood flow to skin
