The mode of origin of pulmonary acini and respiratory bronchioles in the fetal lung.
D000818:Animals; D001980:Bronchi / Q000098:blood supply / Q000196:embryology*; D004622:Embryo, Mammalian / Q000502:physiology; D005260:Female; D005333:Fetus / Q000502:physiology*; D005865:Gestational Age; D006801:Humans; D008168:Lung / Q000196:embryology; D008251:Macaca; D008953:Models, Anatomic; D011247:Pregnancy; D011650:Pulmonary Alveoli / Q000098:blood supply / Q000196:embryology*