akvne8449 akvne8449 17-07-2019 Biology contestada Arteriosclerosis is characterized by A. a thickening of the tunica adventitia. B. increased elasticity of the tunica media. C. decreased resistance to blood flow. D. an enlargement of the lumen of the vessel. E. thickening of the tunica intima and loss of elasticity in the tunica media.