If you have just completed the respiratory system histology and want to test your knowledge, this video is just the right choice. It offers a wide-ranging practice session designed to help you identify and distinguish different histological structures of the respiratory system. It also reviews the function and speciality of each structure. Timeline: 00:00 introduction 00:23 identification of the epithelium 03:10 Identification of layers and their function 07:22 Identification of the structure with its features 09:26 Identification of the structure and its oxygenated blood supply 11:23 Identification of the structures and their function 13:36 Identification of the cells with heir function 15:23 Identification of the structure and its specialized epithelium 17:23 Identification of the cells with their function