Heart disease and lifestyle
- Created by: KatrinaAnnMarie
- Created on: 27-10-15 09:00
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- Lifestyle and heart disease
- Smoking
- Carbon monoxide
- Combines with haemoglobin
- Haemoglobin is in red blood cells
- Reduces the oxygen carrying capacity
- Heart rate increases, increasing blood pressure
- Nicotine
- Increases heart rate
- The heart contracts more frequently, increasing blood pressure
- Carbon monoxide
- Poor diet
- Saturated fats
- Cholesterol is a fatty substance
- Cholesterol is needed to make cell membranes
- Too much- cholesterol can build up in arteries
- Build up forms plaques
- Plaques narrow arteries
- Narrow arteries restricts blood flow- can lead to heart attack
- High salt intake
- Too much can cause high blood pressure
- High blood pressure increases risk of damage to arteries
- Damage to arteries can encourage plaques
- Plaques can lead to a heart attack
- Saturated fats
- Narrow arteries
- Heart muscle is supplied by coronary arteries
- Narrow arteries restrict blood flow
- A thrombosis (blood clot) can form
- Blood clots cut off the heart muscle from blood supply
- The heart doesn't recieve oxygen, causing a heart attack
- Smoking
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