Birdwatch Note Rating
2023-04-14 18:44:58 UTC - NOT_HELPFUL
Rated by Participant: F07A8E902F7C4CE8A8C079B41AAD849492B0427812C66583BD551F75591D3DBD
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