Birdwatch Note Rating
2023-04-14 16:37:39 UTC - HELPFUL
Rated by Participant: 934E85AF55F282E8BB37F02737468538C0BDF68596932DBDF36227A8184952F5
Participant Details
Original Note:
The embryonic heart begins beating by 22 days post-fertilization & actively pumps blood by the end of gestational week 4. https://www.karger.com/Article/Fulltext/501906 Video of beating heart at 4 weeks 4 days post-fertilization (6 weeks 4 days since last menstrual period). https://www.ehd.org/movies/21/The-Heart-in-Action
All Note Details