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Pregnancy Phases

Union between

the spermatozoa

and the egg

cells star to form and

the zygote starts moving

down the Fallopian tubes

Fertilization

Blastocystand is made and begins to insert itself in the uterus

using the blood supply given it begins to develops into the fetus

which then divides and make new structures and forms

The embryo transform into a pear-shape

Implantation

Starts developing lungs, pancreas, gallbladder and a liver

begins to be known as a mammal

Proportions on the body change. Eyebrows , eyelashes , etc starts growing at this time

First semester

fetus became capable

to live outside the womb

Pbaby gains weight and the placenta stop growing at this point.

Head compress to let the baby get out (in case of natural birth)

Placenta flows stop and an oxygen increase happens suddenly

second semester

Third semester

Day of birth (finally!)