no, however the heart, air passage ways, and blood vessels are.
Haversian canals
to have passage ways to pump the blood through hope that helps
restricted passage ways
passage of materials through villi intothe blood
the passage way of blood is the vessel
The blood-brain barrier is effective against the passage of ? Metabolic waste such as urea
For air conditioning
The blood-brain barrier is effective against the passage of ? Metabolic waste such as urea
There are 11 passage ways in The Great Pyramid of Giza.
The actual spelling is squamous epithelial cell. It is everywhere you have passage ways in your body. The cells coat the passage ways.
look for the secret passage ways