Do now! Can you read through the work we did on blood circulation and the heart?

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Presentation transcript:

Do now! Can you read through the work we did on blood circulation and the heart?

LESSONS

This lesson Know how lungs are adapted to do their job Know what happens to the diaphragm and muscles when you breathe

Remember! The respiratory system supplies the oxygen to the cells for respiration and removes the carbon dioxide Note however that breathing is not respiration! cough

How are lungs adapted to their job?

Can you gather around Mr Porter please?

Can you complete the sheets “Breathing for respiration 2” and “Air sacs””?

Look after your lungs!

Don’t smoke! =

Major poisons in cigarette smoke

YouTube - Efforts of smoking – Artery YouTube - tar on lungs

Nicotine Addictive Heart beats faster and narrows blood vessels Can cause heart disease Accelerates existing cancers

Tar Contains over 1000 chemicals, some of which cause cancer (carcinogenic). Irritates air passages and makes them narrower Stops cilia in the trachea from working properly

Carbon monoxide Taken up by the blood instead of oxygen Highly poisonous

Brain maps again! Few words Colours Pictures

Read first! Can you read pages 24 and 25 and make a brain map of the information?