Birdwatch Note Rating
2023-04-14 23:21:14 UTC - NOT_HELPFUL
Rated by Participant: E2119D5651BAE4C22602132E30B5B3C601EC86535EF7CA908DAF501FB5E07CC0
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