In arteriosclerosis, hardened arteries cannot expand to handle the blood that enters the vessel when the heart contracts. therefore, pressure ____ in the artery and causes the heart to work____
Here are the answers that would best complete the given statement above. In arteriosclerosis, hardened arteries cannot expand to handle the blood that enters the vessel when the heart contracts. Therefore, pressure BUILDS UP in the artery and causes the heart to work HARDER. Hope this answer helps.