10.4 Smoking and lung damage

When a smoker tries to run, they get out of breath very quickly because of ...............................................

• carbon monoxide

• tar

• nicotine

Normal lungs are soft and blue.

• True

• False

Healthy lungs can keep themselves- the main airways- clean by...........................................

• Muscle cells

• Ciliated cells

• Specialised cells that make sticky mucus.

Cigarette ................................ destroys the cilia that keep lungs clean.

• package

• smoke

• nicotine

Paralyses cilia.

• carbon monoxide

• tar

• nicotine

It binds tightly to red blood cells which can’t carry so much oxygen.

• carbon monoxide

• tar

• nicotine

Cause alveoli walls to break down.

• carbon monoxide

• tar

• nicotine

A smoking pregnant here baby will be smaller than average when it is born because of ........................

• carbon monoxide

• tar

• nicotine

Addictive, affects brain cells.

• carbon monoxide

• tar

• nicotine

Smokers’ lungs are thick with .......................... and can’t take in much oxygen.

• carbon monoxide

• tar

• nicotine