Heart Disease and heart attack

Question 1

Describe a typically poor diet

Answer 1

High saturated fat or high salt put you at risk of heart disease

Question 2

Explain what Cholesterol is.

Answer 2

This is a fatty substance that builds up in your arteries . This narrows them so less blood can get through - this leads to heart attack.

Some is needed to make cell membranes

Question 3

What happens if you get narrow arteries?

Answer 3

The heart gets oxygen from the coronary arteries - if they become narrowed due to cholesterol, it reduces oxygen supply to the heart - increased chance of blockage leading to a heart attack.

Question 4

What is thrombosis?

Answer 4

A blood clot can completely cuts off the blood to the heart.