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Fetal Lung Development

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