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The innermost elastic membrane of the tunica media in the aorta (400X)

Microimage
The innermost elastic membrane of the tunica media in the aorta. Image copyright: University of Oslo, CC BY-NC-ND 4.0. (Tissue stain: H+E).

The tunica intima consists of endothelial cells that are limited by the basal lamina.

The innermost elastic membrane of the tunica media is defined as lamina elastica interna. Otherwise, smooth muscle cells and elastic fibers are found in the tunica media.

Published March 26th 2023, updated October 20th 2023.