Answer:
Respiratory
Explanation:
It provides oxygen that is necessary for the heart to pump blood to the body. It also provides oxygen for the brain to work
Cholesterol (especially LDL*) tend to get into macrophages which migrate into blood vessels. Macrophages with cholesterol cannot get out of the vessels and stay there which causes a lipid mass in arteries. That causes atherosclerosis.
if its over 140 or at the exact then you have high blood pressure
