Within the canalicular or acinar stage (16–twenty-eight months pregnancy), several alveolar ducts occur from respiratory bronchioles ( , Fig cuatro)
Within the canalicular or acinar stage (16–twenty-eight months pregnancy), several alveolar ducts occur from respiratory bronchioles ( , Fig cuatro) Alveolar ducts was covered from the type II alveolar structure, which can be capable of surfactant synthesis. Slim sorts of We alveolar lining muscle differentiate off form of II structure. Towards the end of so it developmental phase (24–twenty-eight weeks),...