Yr8-Smoking Flashcards
Why is smoking dangerous?
Smoking increases chances of getting breathing problems, cancer, heart attacks and strokes.
What else does smoking increase?
Smokers are over 20% more likely going to die from lung cancer than non-smokers.
How does smoking affect other peoples health as well as theirs?
The smoke increases chances of circulatory and respiratory conditions increases and it is known as passive smoking.
What can passive smoking do to pregnant women?
It greatly increases their chance of miscarriage as well as if they smoke themselves. Apart from this, it can also decrease the baby’s weight from the effect of the fetus.
What happens if parents start smoking when a baby is born?
It increases the chance of sudden-infant-death syndrome (cot death) and respiratory illness, such as bronchitis and pneumonia.
What do cigarettes usually have?
Tobacco
How many chemicals does tobacco smoke have?
Over 4000 chemicals, many of which are harmful.
Tar is a chemical in tobacco smoke. Give a definition
A sticky black material that builds up in the lungs. It irritates and narrows the airways. Some chemicals in it causes cancer.
Nicotine is in tobacco smoke. Give a definition
An addictive drug that speeds up the nervous system. It is a stimulant, which makes the heart beat faster and narrows blood vessels.
Carbon monoxide is in tobacco smoke. Give a definition
A poisonous gas that stops the amount of oxygen that blood cells can carry as it binds to the red blood cells.
Give a definition of heart disease
Arteries become blocked and prevents blood flowing properly causing a heart attack or stroke.
Give a definition of emphysema (a lung disease)
They affect alveoli in your lungs. Their walls become weakened so they do not inflate properly when you inhale. Could burst during coughing. Reduces the amount of blood has oxygen making the person breathless.
Give a definition of respiratory infections.
Cells in windpipe produce mucus and traps dirt and microorganisms. They can sweep mucus into your stomach by cilia which keep your airways clean but smoke stops cilia from moving. It allows mucus to sweep into your stomach making it harder to breath causing infection. Smokers cough can damage it more.
