Cardiology :By Pass Heart Surgery Problem
Question : Some people affected by heart disease can have heart surgery to reduce the risk of heart failure.‘The diagram shows a type of heart surgery known as a triple bypass.
Three veins are taken from the patient's leg and attached to the heart.
i) State why veins from the patient's own leg are used for the triple bypass rather than veins from another person.
(iI) Explain how a heart triple bypass can reduce the risk of heart failure.