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Baby’s Pregnancy Calendar |
Bronchial Tree 18 weeks old / 20 weeks pregnant (since LMP)
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Script: In the respiratory system, the bronchial tree is now nearly complete. |
| See Snapshots |
Bronchial Tree
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Circadian Rhythms
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Responds to Sound
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Skin and Hair
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Age of Viability
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Blink-Startle Response
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