While contrasting arteries and veins which of the following
     While contrasting arteries and veins, which of the following statements is TRUE?  veins have thicker walls than arteries  arteries have a thicker tunica media than veins  veins have a tunica media while arteries do not  arteries have valves, but veins do not  arteries have smooth muscle in their walls, but veins do not 
  
  Solution
The correct statement is
Arteries have thicker tunica media than veins.
Generally arteries have thicker wall and they contain three layer, the tunica intima, the tunica media and the tunica adventitia.

