Human Lung Anatomy Diagram - Cross-Sectional View with Bronchial Tree and Alveoli #215274 (License: Personal Use)

This finely detailed engraving depicts a sagittal cross-section of the human lung, illustrating the branching bronchial tree, terminal bronchioles, and dense networks of alveolar sacs. The visceral and parietal pleura are clearly demarcated, along with pulmonary vessels and connective tissue septa. The shading technique emphasizes depth and structural hierarchy within the respiratory organ.

Used in medical textbooks, anatomy courses, and health education websites to teach respiratory system structure; targets students, educators, and healthcare professionals seeking foundational knowledge of lung morphology.