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Fetal Lung Development

Across
A reduced quantity of amniotic fluid
From week 36 until term, this lung development period occurs
This term is used to describe the failure of the lungs to develop in utero
Mammalian surfactant's primary role is to lower this within the alveoli
During the pseudoglandular phase these airways continue to develop
This stage of lung development occurs between week 17 and week 26
The alveoli develop in increasing numbers until this age
Down
Administration of this, has been shown to accelerate lung maturation, but may also affect lung growth.
Between weeks 26 and 36 this lung development period exists
This stage of lung development occurs between day 26 to day 52
These pneumocytes that are cuboidal in appearance are the principal cells involved in surfactant production
This lung development stage occurs between day 52 and week 16
Fetal survival outside the uterus becomes possible at this many weeks
At birth the lungs become the source for this
These fingerlike projections appear at 10 weeks gestation on the surface of the epithelium in the trachea and mainstem bronchi