What is the innermost layer of an artery and vein?

What is the innermost layer of an artery and vein?
  1. Tunica intima
  2. Tunica media
  3. Squamous endothelium
  4. Tunica externa

Solution

The innermost layer of an artery and vein is the tunica intima. It is composed of a lining of squamous endothelium.

Asked in: NCERT

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