Stages of Fetal Lung Development-detailed

The linked video is a detailed account on Stages of Fetal Lung Development. It also talks about the importance of surfactant and the development of respiratory system after birth. Timeline: 00:00 introduction 00:07 structural overview 02:09 embryonic stage 03:52 pleural cavity and bronchi 05:43 histological stages 08:18 importance of surfactant 09:22 development after birth