Cancer And Smoking

Question 1

What is a tumour?

Answer 1

An abnormal mass of cells due to uncontrolled growth and division

Question 2

Difference between benign and malignant tumours…

Answer 2

Benign are contained in 1 place whereas malignant are cancerous, spread around the body and can form secondary tumours.

Question 3

What are the risk factors of smoking?

Answer 3

Lung, Mouth, Stomach and Cervical Cancer, Cardiovascular Disease, increases chances of miscarrying in pregnant women.

Question 4

What is the addictive substance in cigarettes?

Answer 4

Nicotine

Question 5

Why is smoking bad for you?

Answer 5

It increases blood cholesterol levels which thickens the artery walls, increasing the chances of blood clots, strokes and high BP. Lungs become inflamed and mucus builds up

Question 6

What is the ingredient in smoking that can potentially cause cancer?

Answer 6

Tar because it contains carcinogenic chemicals

Question 7

How does smoking effect the lungs?

Answer 7

Damage to the alveoli which reduces gas exchange causing shortness of breath (Emphysema)