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12 Cards in this Set
- Front
- Back
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at what stage of embryologic development does the ovum enters the uterus?
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morula
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the germ layer that the respiratory tract develops from?
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Endoderm
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the earliest development of the lung begins at
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24 days
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dichotomy of the airways occurs during which phase of lung development?
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The pseudo-glandular period
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when found in amniotic fluid, what is the best indicator of fetal lung maturity?
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PG
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factors that influence lung maturity:
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thyroxine, estrogen, prolactin
(not maternal preeclampsia) |
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there is approximately ____ - ____ of fetal lung fluid present at birth
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20 to 30 mL/kg
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at term, fetal lung fluid is produced at a rate of:
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2 to 4 ml/kg/hr
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_____ maintains the patency of the developing Airways:
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fetal lung fluid
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fetal lung fluid has ____ concentrations of sodium and chloride than amniotic fluid:
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higher
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fetal lung fluid has lower ___ ___ ___ levels then amniotic fluid
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pH, protein, and bicarbonate
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a common occurrence of babies delivered by C-section:
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TTN (transient tachypnea of the newborn)
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