The smallest blood vessels are the capillaries.
Blood vessels
continuous capillaries continuous capillaries
Capillaries are the structures that connect arteries to veins.
Capillaries The smallest of the blood vessels: capillaries.
If you stay on it for to long it can cause capillaries in your penis to break, meaning you will never be able to get a boner again.
Arteries "feed" the capillaries while veins drain the capillaries.
plmonary veins begin as capillaries and end as capillaries
Sinusoidal Capillaries
The thin walled blood vessels are called capillaries.
continuous capillaries
The smallest blood vessels are the capillaries.