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 ...
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