I think its blue baby syndrome, a side effect is skin going blue.
When the heart beats it causes blood to flow through the blood vessels which causes them to expand. This expansion can be felt by touching the vessels that are close to the skin.
the blood vessels
the blood travel through blood vessels is the Artrium or atria. :-)
The heart is a pump and move blood through the blood vessels.
Blood vessels are any of the tubes through which blood flows through the body.
vasoconstrictor
Histamine causes the dilation of the small blood vessels while constrict the large blood vessels.
the names are called vein or your blood vessels
so that the blood cannot flow the wrong way through the vessels
so all ur blood can get nutrients and oxygen.
The organism not only damages the blood vessels by causing them to leak, but also causes clotting inside the vessels.
The very famous organ that moves blood through blood vessels is the heart.