Birdwatch Note Rating
2023-04-14 19:17:13 UTC - HELPFUL
Rated by Participant: B14220F135CC0F8F16336133E09B9575FCEB1AAE23C66435E4E2F19B3B18ED79
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