In: Anatomy and Physiology
How many umbilical veins are there? Arteries? Describe the blood in each of these
Ans:- Initially
There are 2 umbilical arteries.
and 2 umbilical vein
The right umbilical vein regress and only left umbilical vein is left.
umbilical arteries carries deoxygenated blood.
and umbilical vein carries oxygenated blood.