week 1 - Babys cells are rapidly dividing, multiplying.
week 2 - Gestational sac already visible.
week 3 - Brain and heart are beginning to form.
week 4 - Inner ear, larynx and digestive system forming and circulatory system working well.
week 5 - Arms, hands, genitals, nasal pits form. Also baby is going thru its second set of kidneys.
week 6 - Baby begins to move, brain visible, bones begin to harden, toes form.
weeks 7-8 - Eyes open, elbows and toes fully visible, genitalia almost recognizable, no tail.
week 9 - Iris of eye develops, fingernails, head growing larger than body.
week 10 - Brain developed, digestive system active, reflexes work.
week 11 - All baby teeth grown in, intestines moving to abdomen, pancreas producing insulin.
week 12 - Baby can urinate, lungs developed and strengthening.
Ya might want to email that to Pelousy since she either refuses to believe it or is just plain stupid!
By the end of the first three months of his or her lifetime, the new little one is complete, such that just getting bigger is what happens thereafter. EXCEPT in such an organ as the brain, which continues to be built until three to five months AFTER birth. And the essential thign to note is that the new little one builds ALL the tissues and organs for his or her life in the air world, the mother’s body makes none of them after conception occurs and the new life begins to express in cell division.