Diagram of the Two Primary Lobules of the Lung
Diagram of the two primary lobules of the lungs, magnified. Labels: 1, Bronchial tube. 2, A pair of primary lobules connected by elastic tissue. 3, Intercellular air-passages. 4, Air-cells. 5, Branches of the pulmonary artery and vein.
GalleriesHuman Lower Respiratory System
Cutter, Calvin First Book on Analytic Anatomy, Physiology and Hygiene, Human and Comparative (Philadelphia: J. B. Lippincott & Co., 1875) 85