Which Blood Vessel Tunic is Innervated by Nerves from the Sympathetic

Question

Which blood vessel tunic is innervated by nerves from the sympathetic nervous system?
A)tunica media
B)tunica externa
C)tunica intima
D)tunica adventitia

Accepted Answer

The tunica media is innervated by nerves from the sympathetic nervous system, which can cause vasoconstriction or vasodilation. The tunica externa, tunica intima, and tunica adventitia are not innervated by these nerves.