cerebro-vascular disease

Question 1

interruption in supply of oxygen

Answer 1

1. vessel wall (atheroma)
2. blood flow and pressure
3. blood constituents

Question 2

3 main causes of localised interrupted blood supply

Answer 2

atheroma and thrombosis
thromboembolism
ruptured aneurysm

Question 3

2 common sites of ruptured vessels causing haemorrhage stroke

Answer 3

basal ganglia- microaneuryms form in hypertensive patients
circle of willis- berry aneurysm forms in hypertensive patients

Question 4

causes of generalised interrupted blood supply

Answer 4

low oxygen in the blood- co2 poisoning
inadequate supply of blood- cardiac arrest and brain swelling
inability to use oxygen