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Fetus

423 bytes added, 20:06, 23 September 2022
Add text and citation.
|quote=
}}</ref> Prior to that time, an unborn baby is called an ''embryo''.
 
The heart starts to beat in the fifth or sixth week of pregnancy, while still in the embryonic stage, and is fully developed by the tenth week of pregnancy.<ref>{{REFweb
|url=https://www.medicalnewstoday.com/articles/when-does-a-fetus-have-a-heartbeat#timeline
|title=When does a fetus have a heartbeat?
|last=Smith
|first=Anna
|init=
|publisher=Medical News Today
|date=2020-06-09
|accessdate=2022-09-23
}}</ref>
{{REF}}
[[Category:Term]]
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