Movie TheaterThe Maturing Heart |
| Buy NowFrom The Biology of Prenatal Development. |
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Script: Sirds ar 4 kambariem ir jau gandrīz gatava. Sirds pukst vidēji 167 reizes minūtē. Sirds elektriskā aktivitāte, kas novērota 7 1/2 nedēļās, ir viļņveidīga un līdzīga pieaugušajiem. |
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All ages referenced to fertilization, not last menstrual period.
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The Maturing Heart
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The External Ear
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Hiccups & Startle Response
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Joining Hands
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Bone Formation
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Eyes and Eyelids
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