General anatomical term for any tubular structure carrying blood, including arteries, veins, and capillaries. In everyday use, often refers to visible veins.
My veins are thin, so they're hard to find when I get an injection.
血管は動脈、静脈、毛細血管に分けられる。
Blood vessels are divided into arteries, veins, and capillaries.
Arteriosclerosis can cause blood vessels to become clogged.
A blood vessel in his brain ruptured and caused bleeding.
When I exercise, the veins in my arms stand out.
This medicine dilates blood vessels and lowers blood pressure.
intravascular; inside a blood vessel
vascular wall; blood vessel wall