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The Endowment for Human Development
The Endowment for Human Development
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The Maturing Heart


6 weeks, 6 days

From The Biology of Prenatal Development.Buy Now

Script: Inima cvadricamerala este aproape completã. În medie, acum inima bate de 167 de ori pe minut.

Activitatea electricã a inimii înregistratã la 7 1/2 sãptãmâni dezvãluie un model de undã similar cu acela al unui adult.

All ages referenced to fertilization, not last menstrual period.
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Nipple Formation
Nipple Formation
Hand Movement
Hand Movement
The Maturing Heart
The Maturing Heart
The External Ear
The External Ear
Hiccups & Startle Response
Hiccups & Startle Response
Joining Hands
Joining Hands
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