From Art Sackman@21:1/5 to All on Wed Apr 19 10:36:34 2023
Here are a number of articles describing the cardiovascular development.
of the early fetus. The trope that a six-week heartbeat is nothing
more than an electrical impulse is clearly a false narrative.
But no matter, the hear is clearly beating and functioning at between
seven and eight weeks.
"Cardiovascular development in a human embryo occurs between 3 and 6 weeks after ovulation. Cardiac function is the first sign of independent cardiac activity that can be explored with non-invasive techniques such as Doppler ultrasound (5). Heart and
placenta are the main organs determining fetal hemodynamics.
That was a quote from the very first article, from NIH