The first part, containing the results of anatomical investigation alone, is published in the current number of the journal. The sections of this paper are, “Structure of Capillaries ...

For example, a capillary is microscopically thin to allow ... Allows diffusion of gases and nutrients from blood into the body cells Wall Thick, muscular Thinner Very thin, one cell thick Lumen ...

For example, a capillary is microscopically thin to allow ... Allows diffusion of gases and nutrients from blood into the body cells Wall Thick, muscular Thinner Very thin, one cell thick Lumen ...