Repair right metacarpophalangeal joint, percutaneous endoscopic approach

Which layer of a blood vessel includes the endothelial lining of the vessel and an underlying layer of connective issue?

A) Tunica externa B) Tunica interna C) Tunica media D) Tunica lumena

Because suppositories are designed to melt at body temperature, they are usually kept:

A. warm B. at room temperature C. in the refrigerator D. in ice