Question 3
Figure 3 shows how the arteries around the heart can get blocked. Cholesterol builds up and hardens in the arteries to form plaque.
(a) How does plaque affect the flow of blood in an artery?
(b) When blood vessels supplying blood to the heart become totally blocked, what could happen to the heart?
(c) Why do doctors ask people who have partially-blocked arteries in the heart not to get angry easily?
(a) How does plaque affect the flow of blood in an artery?
(b) When blood vessels supplying blood to the heart become totally blocked, what could happen to the heart?
(c) Why do doctors ask people who have partially-blocked arteries in the heart not to get angry easily?