Clothes, a can of beans and a vial of human blood ... told Anna Marie that this process led to the blood vial being "completely mishandled." The glass vials — which she says she later learned ...

Capillaries, on the other hand, are so small that it takes ten of them to equal the thickness of a human hair. Your body has about 5.6 liters (6 quarts) of blood. This 5.6 liters of blood ...