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3. EXCHANGE
RG cardiovasculardisease
Aneurysm
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What is an aneurysm?
A
balloon-like
swelling of the
artery
How do aneurysms form?
Atheroma plaques damage
& weaken arteries, and narrow arteries,
increasing blood pressure
When blood travels through a weakened artery at high pressure, it may push the inner layers of the artery through the
outer elastic
layer to form a
balloon-like swelling
- an ANEURYSM
What may this aneurysm do?
Burst-
causing a
haemorrhage
(bleeding)
Aneurysm
diagram: