You are seeing Ask web results for arteries.
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Arteries are tough on the outside and smooth on the inside. An artery actually has three layers: an outer layer of tissue, a muscular middle, and an inner layer of epithelial cells. The muscle in the middle is elastic and very strong.
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Artery - Wikipedia, the free encyclopedia
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John A. McNulty ... Last Updated: May 13, 1997; Created:: May 10, 1997 ... Learn Your Arteries...
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Common carotid artery - Wikipedia, the free encyclopedia
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Not content with nature's arteries, by the midcentury Americans were busy building their own artificial ones. In his 1850 journal of Army life, published later in San Francisco, one writer admired "those great arteries of commerce--the railroads."
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If you've ever seen a road map, you probably saw many roads going here, there, and everywhere. ... It's called the circulatory system, and the roads are arteries and veins. Arteries, which usually look red, carry blood away from the heart. Veins, which usually look blue, return blood to the heart.
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Atherosclerosis is a condition in which fatty material collects along the walls of arteries. This fatty material thickens, hardens, ... Atherosclerosis is a common disorder of the arteries. It occurs when fat, cholesterol, and other substances build up in the walls of arteries and form hard substances called plaque.
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Leard about hardening of the arteries (arteriosclerosis), a disorder in which blood vessels become narrowed from fat (cholesterol), possibly leading to heart attack and stroke. ... Hardening of the Arteries Overview...
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