RESPIRATORY SYSTEM - Electron microscopy

Transmission Electron Microscopy
Section of the columnar ciliated epithelium of the trachea

Higher magnification of the epithelium showing the junctions between the columnar cells.
Section showing the cilia from the epithelial cells of the trachea

Low magnification image of the lung, with sections of  alveoli and capillaries.

Scanning Electron Microscopy

Surface aspect of the tracheal epithelium.