Cardiovascular disease (AQA GCSE Biology Combined Science): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
Definition of cardiovascular disease
Definition of cardiovascular disease
Conditions affecting heart or blood vessels
What type of disease is cardiovascular disease?
What type of disease is cardiovascular disease?
Non-communicable (can't be passed between people)
Cause of coronary heart disease
Cause of coronary heart disease
Fat deposits build up in coronary arteries
What a stent is
What a stent is
Small wire frame inserted into blocked artery
Problems caused by faulty heart valves
Problems caused by faulty heart valves
Don't open fully or leak; heart less efficient at pumping
Two types of replacement heart valves
Two types of replacement heart valves
Mechanical (artificial) and biological (donor/animal)
What heart failure is
What heart failure is
Heart can't pump enough blood; muscle too weak/damaged
Treatments for heart failure
Treatments for heart failure
Heart transplants or artificial hearts
What an artificial pacemaker does
What an artificial pacemaker does
Sends electrical signals to correct irregular heart rhythms
What statins do
What statins do
Lower blood cholesterol levels