Do Type II Alveolar Cells Allow Rapid Diffusion?

Do Type II Alveolar Cells Allow Rapid Diffusion? -Type II alveolar cells secrete surfactant. –Elastin fibers allow the alveoli to stretch thin enough for diffusion to occur. -They are made of a single layer of simple squamous epithelium and elastin fibers allow the alveoli to stretch thin enough for diffusion to occur. Do type 2