Matching Pairs 3.36 Circulatory system diseasesOnline version Diseases of the circulatory system by Jorge Arizpe 1 Anemia: blood has less red blood cells as usual 2 Hipertension: excessive pressure over the arteries walls. 3 Edema is the accumulation of water in the tissues 4 Arteriosclerosis: Apperance of plates of fat, calcium, cholesterol and other substances in the arteries walls. 5 Myocardial infarction: interrumptio of the blood flow to an area of the heart. 6 Leukemia; the bone marrow producess less white blood cells as usual.