cardiovascular disease

Question 1

what is chd?

Answer 1

coronary arteries become blocked and narrow because of build up of fatty materials

Question 2

what is a stent?
what are the advantages and disadvantages?

Answer 2

metal tube inserted into arteries to widen them
they’re effective
risk of infection during surgery

Question 3

what is a statin?
what are the disadvantages and advantages?

Answer 3

pill that reduces level of bad cholesterol
increase levels of good cholesterol
have to take them frequently

Question 4

how can a faulty heart be treated?
what are the advantages and disadvantages?

Answer 4

mechanical valve
last a lifetime
constant medication needed to prevent blood clotting
biological valve
patients dont need to take medication
only last 12-15 years

Question 5

how can extreme blood loss be treated?
what are the advantages?

Answer 5

can be treated by giving artificial blood
salt solution that keeps people alive even if they lose 2/3 of their red blood cells
adv-> patient has more time to produce new blood cells