Dorsal acrta in frog is formed by the union of: Circulatory System Mcqs August 12, 2019 BILAL KHATTAK0 A.Systemic and pulmonary arches B.Only two systemic arches C.Carotid and systemic arches D.None of these Related Mcqs: Innominate artery in rabbit divides into: Blood to skin of frog is supplied by: In rabbit each precaval is formed by the union of: Which of the artery in frog has a receptor in form of a labyrinth: Each precaval in frog is formed by confluence of: Which of the following vessels supplies muscles of jaws, tongue, hyoid etc. in frog: Name the aortic arch that carries only deoxygenated blood: Sinus venosus is formed by union of: Posterior choroids plexus are formed by dorsal wall of: Difference in colouration of dorsal and ventral surfaces of skin of frog is helpful in: