Medical Quiz
Circulatory System Quiz

The strong outer covering of arteries and veins. It is composed of connective tissue as well as collagen and elastic fibers.

A. Tunica Adventitia

B. Tunica Media

C. Tunica Intima

Select your answer:
A  B  C  D  E 


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Other quiz: Circulatory System

What does circulate mean?

A. pump blood

B. beat quickly

C. go around and around