Term
The first few hours of life in which the newborn stabilizes respiratory and circulatory functions are called ________.
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Definition
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Term
At what stage in fetal development do alveolar epithelial cells begin to differentiate into type I and type II cells?
a. The first 20 weeks of gestation
b. 20 to 24 weeks gestation
c. 24 to 28 weeks of gestation
d. after 28 weeks of gestation |
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Definition
| 24 to 28 weeks of gestation |
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Term
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Definition
| surface active phospholipids which are critical for alveolar expansion and stability. |
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Term
| What two substances is surfactant made of? |
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Definition
| lecithin and sphingomyelin |
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Term
| What cells produce surfactant? |
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Definition
| Type II cells, via a choline pathway |
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Term
At which stage in fetal development is surfactant produced?
a. within 20 weeks gestation
b. 20 to 24 weeks gestation
c. 24 to 28 weeks gestation
d. 28 to 32 weeks gestation
e. Just prior to birth |
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Definition
| d. 28 to 32 weeks gestation |
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Term
When are the fetal lungs able to maintain good lung expansion and adequate gas exchange?
a. up to 20 weeks gestation
b. 28 weeks gestation
c. 32 weeks gestation
d. 35 weeks gestation
e. 38 weeks gestation |
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Definition
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