Birdwatch Note Rating
2023-04-14 15:33:12 UTC - HELPFUL
Rated by Participant: 7A6ED2F1B7BD305CFF0F8B4BF096AAE5A2C244A7B6231F29134A9A377AB2D12E
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