Compared to a vein in mammals, an artery: Circulatory System Mcqs October 26, 2019 BILAL KHATTAK0 A.Has thinner walls B.Is located more superficially C.Carries blood away from an organ D.Has no internal valvesRelated Mcqs:An artery differs from a vein in having:Carotid artery carries:In a portal system:An artery is:Blood pressure is the force which:Regulation of heart beat in mammals is only due to:Which among the following is related to the word Mesoderm?In a four stroke engine, each cylinder hasWhich of the artery in frog has a receptor in form of a labyrinth:One of the mechanisms for increasing heat production and conservation in mammals involves: