Coronary artery is a disease of the heart where the arteries and blood vessels become clogged with fat deposits called

How does nitrogen oxides are produced and their air environment impact

If the singular term ends in -us, the plural is usually formed by changing the ending to

Which describes the effect of prolonged stress on blood pressure? it causes blood pressure to decrease. it has little or no effect on blood pressure. it causes the heart to pump with more force. it causes blood pressure to increase.