Birdwatch Note Rating
2023-04-14 17:26:43 UTC - HELPFUL
Rated by Participant: D4CC30A718414CD5EBE23BF2A8DACC8CC2FA0F8207EEA8D16ABDA7DDB7DA87AC
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