2,034 Alveolus Stock Photos and High-res Pictures

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Browse 2,034 authentic alveolus stock photos, high-res images, and pictures, or explore additional bronchi or lungs stock images to find the right photo at the right size and resolution for your project.

alveolar macrophage (phagocyte) & alveoli. normal human lung, 100x at 35mm. the alveolar macrophage is in a small alvelolus in the upper left hand portion of the image. macrophages patrol the alveoli phagocytizing any foreign particulate matter--als - alveolus stock pictures, royalty-free photos & images
alveolar macrophage (phagocyte) & alveoli. normal human lung, 100x at 35mm. the alveolar macrophage is in a small alvelolus in the upper left hand portion of the image. macrophages patrol the alveoli phagocytizing any foreign particulate matter--als - alveolus stock pictures, royalty-free photos & images
Alveolar macrophage (phagocyte) & alveoli. Normal human lung, 100X at 35mm. The alveolar macrophage is in a small alvelolus in the upper left hand portion of the image. Macrophages patrol the alveoli phagocytizing any foreign particulate matter--als
bronchiole in lung (magnification x 100) hematoxylin and eosin stain. cross section showing ciliated epithelium lining, lumen, smooth muscle in wall, and surrounding alveoli. smooth muscle causes bronchoconstriction in asthma. - alveolus stock pictures, royalty-free photos & images
bronchiole in lung (magnification x 100) hematoxylin and eosin stain. cross section showing ciliated epithelium lining, lumen, smooth muscle in wall, and surrounding alveoli. smooth muscle causes bronchoconstriction in asthma. - alveolus stock pictures, royalty-free photos & images
Bronchiole in lung (magnification x 100) Hematoxylin and eosin stain. Cross section showing ciliated epithelium lining, lumen, smooth muscle in wall, and surrounding alveoli. Smooth muscle causes bronchoconstriction in asthma.
normal human lung. alveoli, alveolar (air) sacs, 50x at 35mm. shows the thin alveolar walls (simple squamous epithelium) adapted for gas exchange. the red structures in the walls are red blood cells in the pulmonary capillaries. - alveolus stock pictures, royalty-free photos & images
normal human lung. alveoli, alveolar (air) sacs, 50x at 35mm. shows the thin alveolar walls (simple squamous epithelium) adapted for gas exchange. the red structures in the walls are red blood cells in the pulmonary capillaries. - alveolus stock pictures, royalty-free photos & images
Normal human lung. Alveoli, alveolar (air) sacs, 50X at 35mm. Shows the thin alveolar walls (simple squamous epithelium) adapted for gas exchange. The red structures in the walls are red blood cells in the pulmonary capillaries.
anthracosis, lung disease caused by inhalation of coal dust particles, 50x at 35mm. note the large amounts of coal dust particles in the lung tissues which can give the lungs a black appearance. this causes a diffuse fibrosis (large growth of connec - alveolus stock pictures, royalty-free photos & images
anthracosis, lung disease caused by inhalation of coal dust particles, 50x at 35mm. note the large amounts of coal dust particles in the lung tissues which can give the lungs a black appearance. this causes a diffuse fibrosis (large growth of connec - alveolus stock pictures, royalty-free photos & images
Anthracosis, lung disease caused by inhalation of coal dust particles, 50X at 35mm. Note the large amounts of coal dust particles in the lung tissues which can give the lungs a black appearance. This causes a diffuse fibrosis (large growth of connec
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