b1 topic 3: smoking and alcohol l/o: to explore the negative effects of smoking and excessive...

B1 Topic 3: Smoking and AlcoholL/O: To explore the negative effects of smoking and excessive alcohol consumption.EBI: Analyse long term effects of both drugs on the body and society as a whole.Great: Interpret data on the use of both drugs.Good: Describe the effects of both drugs on the body.

Starter: “The big picture”

Why have attitudes to smoking changed?

Nicotine

Body becomes dependent on the drug.

Tar

Nicotine

Carbon Monoxide

Highly addictive drug that acts directly on

the brain.

Black sticky substance that clogs the lungs and makes bronchitis more likely.

Is a carcinogen.

Joins to haemoglobin better than oxygen meaning RBCs can’t

carry as much.

Long term effects on the body

• Smoking can cause throat cancer.• Surgery can be extreme.

Long term effects on the body• Smoking can lead to lung cancer• This is rarely treatable• Can lead to emphysema

Only five a day from age 14 to age 30 or

£7,300

Smoke 15 a day for 20 years or

£35,000

(but you probably won’t survive long enough anyway if you smoke that many!)

Ten years smoking 25 a day or

£23,000

50 a day for 35 years or £160,000

And something you’ll never get from smoking…

1. What does this graph show?2. How has the % of men and women who smoke changed over from 1948 to 2005?

EXT: Why might this change have occurred?

How has the incident rate of lung cancer in men, women and persons (everyone) changed from 1994-2003?

EXT: Use information from the last graph to explain this.

Long term effects

Brain damage: alters the brain chemistry. Can lead to mental health issues and forgetfulness.

Cirrhosis of the liver: Enzymes in the liver remove the alcohol, but this produces a toxic by-product.

Long term effects

How does smoking and alcohol affect society?

George Best was one of England’s best footballers in the 70s and 80s.

How does smoking and alcohol affect society?

He was also an alcoholic.

• Stole money from a woman’s handbag for drink

• Several drunk driving offences

• 3 months in prison for drink driving

How does smoking and alcohol affect society?

Best was diagnosed with liver cirrhosis in 2000.

In 2002 he has a liver transplant on the NHS.

He continued to drink alcohol.

How does smoking and alcohol affect society?

Best was diagnosed with liver cirrhosis in 2000.

In 2002 he has a liver transplant on the NHS.

He continued to drink alcohol.

How does smoking and alcohol affect society?

One example of a million similar cases.

What’s the effect on society?

Is it fair?

Plenary

1) Write homework in your planner:Complete recreational drugs worksheet. Due Monday 20th September.2) Complete the following:

4 - names of drugs3 – Chemicals in cigarettes and their effects2 – long term effects of cigarettes and alcohol1 – thing society is currently doing to combat the issues