A difference between veins and arteries is
A) arteries have three layers (tunics); veins have only two layers (tunics)
B) venous blood is under more pressure than is arterial blood
C) arteries have their own blood supply (vasa vasorum); veins do not
D) the tunica interna (intima) and tunica media are thinner in veins than in arteries

Question

Quizplus · Accepted Answer

The tunica interna (intima) and tunica media are thinner in veins than in arteries, which is a key structural difference between the two types of blood vessels.

A Difference Between Veins and Arteries Is