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The Endowment for Human Development
The Endowment for Human Development
Improving lifelong health one pregnancy at a time.
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The Maturing Heart


6 weeks, 6 days

From The Biology of Prenatal Development.Buy Now

Script: Il cuore, diviso in 4 camere, è in gran parte completo. In media il cuore ora batte 167 volte al minuto.

L'attività elettrica del cuore registrata a 7 settimane e 1/2 rivela uno schema di onde simile a quello di un adulto.

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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