In a histological cross section through an artery, a vein, and a lymphatic vessel, one can recognize the lymphatic vessel because it
A) has the thinnest walls.
B) has the thickest tunica media.
C) always lies closest to the artery, which has the thinnest walls.
D) has the fewest valves.

Question

Quizplus · Accepted Answer

Lymphatic vessels have very thin walls compared to arteries and veins, as they are designed to transport lymph fluid under low pressure.

In a Histological Cross Section Through an Artery, a Vein