Vasa vasorum

Rarity: Common

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Notion

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Science and technology

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What Wikipedia says

Vasa vasorum are networks of small blood vessels that supply the walls of large blood vessels, such as elastic arteries (e.g., the aorta) and large veins (e.g., the venae cavae).

Excerpt from the Wikipedia article “Vasa vasorum”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Nephron, CC BY-SA 3.0, via Wikimedia Commons.