Question

9. A blocking of the flow of blood by a blood clot in an artery
to the heart is called
a. bloodstream
b. vitreous humour
c coronary thrombosis
​

Answer 1

Answer:

it's c. coronary thrombosis

Explanation:

In coronary thrombosis there is accumulation of fat inside arteries which don't allow the blood to pass through them and causes heart attack

Answer 2

A heart attack is a medical emergency. A heart attack usually occurs when a blood clot blocks blood flow to the heart. Without blood, tissue loses oxygen and dies.