This allows them to freely pass through capillary walls.

First, the two opposing capillary walls establish a zone of contact.

Figure 7describes the exchange of solute between the blood and tissue compartment across the capillary wall.

Even the tile marks of the capillary walls seemed to shift somehow, in a rather peculiar manner.

He could tell that by the motions of the tiling on the capillary wall.

When his feet touched the capillary wall, he pushed with perhaps injudicious savagery.

He turned his head to look out the other side at the capillary wall to which they were attached.

The forward end of the ship buried itself in the cement stuff between the two cells of the capillary wall.

As it happens, small molecules drift through the capillary walls constantly by diffusion.

We were on the wrong side of the capillary wall at the time.