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EPIDERMIS
The epidermis.
Vascular in this sense refers to blood supply. Your epidermis is avascular, which means it has no blood supply of it's own. Because arteries and veins run throughout your dermis, the dermis as a whole is considered a vascular region.
Avascular is the medical term meaning tissues without their own blood supply.
It has its own arteries and capillaries. In other words, it has a circulatory system just like every other part of the body.
the process through which the tumor supports its growth by creating its own blood supply is called angiogenesis
That has never come in to question as you cant "reserve" your own blood. Blood banks are open
Bronchiloles are not surrounded by the blood capillaries. But then the bronchioles have got their own blood supply.
No, but a good guess. They are called the coronaries.
Coronary arteries supply blood to the heart itself.
The coronary arteries because they supply fresh blood to the heart's own muscle. The heart stops pumping if its muscle wall doesn't get enough blood. The coronary arteries are what supply blood to the heart itself and they are pretty small and narrow- they can't handle even a small clot.