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20 Mai 2000 Jahr - First Trimester First 3 months Physical milestones

Beschreibung:

-Beginning development of spinal cord, nervous system, gastrointestinal system, heart, and lungs- This is a physical milestone. (4 weeks)
-Fetal heartbeat- Physical milestone (8 weeks)

Zugefügt zum Band der Zeit:

Developmental timeline

ByMarcela Zapata
22 Okt 2018
0
0
597

Datum:

20 Mai 2000 Jahr
Jetzt
~ 25 years ago
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