Birdwatch Note Rating
2023-04-14 13:39:24 UTC - NOT_HELPFUL
Rated by Participant: 18D84A9A4276A923937885F19BBD48CB855DED57E8DEFB3AEB6ED5B83175A67D
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