CVD

Question 1

What is an atheroma

Answer 1

Fibrous plaque build up in arteries due ti deposition of WBC and lipids narrowing lumen, restricting blood flow, increasing blood pressure and damaging endothelium

Question 2

What is Thrombosis

Answer 2

Artery walls can burst open due to damage

Platelets are then released into the bloodstream to the damaged area

Platelets accumulate at the damaged area to form clots which restrict blood flow in the artery

Question 3

What is an Aneurysm

Answer 3

Constant high Blood pressure can cause elastic fibres to swell up

Question 4

Why is smoking a risk factor

Answer 4

Carbon monoxide found in cigarettes reduces the amount of oxygen carried by haemoglobin carried in the blood as CO binds to the haemoglobin

This can cause a heart attack

Question 5

Factors contributing to high blood pressure

Answer 5

High blood pressure can be inherited or can be caused by obesity or excessive drinking

Question 6

Diet?

Answer 6

A diet consisting of many saturated fats and salts can induce high blood cholesterol levels