Fetal Survival and Maternal Physiology: Placental Support, Immune Tolerance, and Delivery Mechanisms
The question centers on how an embryo or fetus can survive within another person’s body (the pregnant individual) and how it can then be delivered alive, with ongoing physiologic support rather than “continuous involuntary active keeping” being envisioned as a single mechanism. Medically, fetal survival depends on integrated systems involving the placenta, maternal cardiovascular and… Read More »