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Hair Loss: Glossary

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Vasodilator: A medication designed to dilate blood vessels.

Vellus Hair: Fine baby peach-fuzz hair that is not easily visible to the naked eye. They lack a central medulla, which is present in thick terminal hairs.

Vertex: The crown area of the scalp.

Published on March 1, 2010

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WebMD Medical Reference from the American Hair Loss Association

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