The smallest blood protiens are platelets. Platelets are responsible for the prevention of bleeding and make up only a tiny fraction of the three blood components.
blood
The smallest blood vessels are called capillaries.
The smallest blood vessels in the body are called - capillaries.
Arteries carry blood to the smallest blood vessels (capillaries).
Capillaries.
They are called capillaries.
antibodies
The smallest blood vessels in the body are called capillaries.
cappilaries
They are called the cappilarys
vein
vein