pneumocytes |
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| navigate by keyword : alveoli alveolus lung lungs pulmonary respiration breathing anatomy biology medical healthcare illustration vector diagram structure tissue organ gasexchange oxygen capillary blood pneumocyte pneumocytes macrophage cell cells epithelium membrane histology physiology education science textbook infographic microscopic human respiratory bronchiole sac surfactant |
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| Detailed medical illustration of human pulmonary alveoli showing alveolar sacs, capillary network, pneumocytes, alveolar macrophages. Human lung alveoli cross section |
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