Start of Pregnancy Week 12 : Day 64 with 202 days to go

about 90% of women will develop stretch marks during their pregnancy. Keeping weight gain steady with a nutritious diet and regular exercise will help to reduce the effects of stretch marks.

Baby Development during this week:

Urine that is formed by the baby will now be excreted from the kidneys into the amniotic fluid.
Over the next three weeks the baby will start to develop fingernails.
The babys brain will now have the same structure it will have at birth.
The thyroid, gall bladder and pancreas will complete development during the course of this week as well
Your baby will start to develop some new reflexes now as well, such as: opening and closing it's mouth. The muscles in the babys digestive tract will start to function, as your baby starts to practice pushing food from one part of the tract to the other
The bony hard part of the palate will be completely formed by the end of the week.
By the end of this week your baby will be 2inches, (50-61mm) in length and weight about 13g