The Circulatory System — Biology STD 10 — Question
ICSE BoardEnglish MediumSTD 10BiologyThe Circulatory System1 Mark
Question
Define the following terms: Endothelium
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Answer
Endothelium - It is the layer of cells that line the interior surface of blood vessels such as artery, veins or capillaries. It contains a single layer of squamous epithelial cells.
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