Which of the Following Structures is ONLY Found in Veins

Question

Which of the following structures is ONLY found in veins?
A) Tunica adventitia
B) Chordae tendineae
C) Endothelium
D) None of the these are correct

Accepted Answer

Veins do not have unique structures that are not found in other blood vessels. The tunica adventitia and endothelium are present in both arteries and veins, while chordae tendineae are found in the heart, not veins.