aqa b1a 11[1].3 smoking rg

Smoking

Basis lung structureTobacco smokeDiseasesWays to quit

Lung structure

Tobacco

•Nicotine – highly addictive drug

•Tar – carcinogenic element

•Carbon monoxide – combines with haemoglobin in red blood cells – reducing their capacity to carry oxygen

Smoking related diseases

Cancers Emphysema Bronchitis

Lung cancer and tumor

Emphysema – destruction of the air sacs (alveoli) for gas exchange – extreme shortage of breath on exercising and clubbing of fingers

Emphysema – clubbing of finger tips

Bronchitis – inflammation of the bronchi – heavy coughing, thick mucus, loss of breath

Also Carbon monoxide Can cause babies to have a low birth

weight if mother smokes during pregnancy Due to less oxygen reaching the growing

foetus

Chart data birth mass

Methods to quit Hypnotherapy Acupuncture Nicotine patches Habit change Will power

Economy & Finance