Which Layer of an Artery Wall Contains Endothelium

Question

Which layer of an artery wall contains endothelium?
A) Tunica intima
B) Tunica media
C) Tunica adventitia
D) Tunica elastica
E) Tunica intermedia

Accepted Answer

The tunica intima is the innermost layer of an artery and contains the endothelium, which is a thin layer of cells that lines the interior surface of blood vessels.