Important Milestones in Your Baby’s Development through Pregnancy

As your baby’s develops through your pregnancy, certain milestones are hit along the way. Here’s a summary of your baby’s development from conception to birth:

Week	Milestone
3	Baby is known as an embryo.
9	Baby is known as a fetus.
12	Baby begins to move (though you won’t feel the movement). Placenta is fully functional.
14	Second trimester begins.
16	Baby’s main organs are now completely formed. Colostrum (the first breast milk) is present.
20	Baby’s movements can be felt (though you might feel movement earlier).
24	Baby’s eyes open.
28	Third trimester begins. Baby can hear sounds and voices.
37	Baby’s development is complete. Baby is getting ready for birth.
40	Estimated due date

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Source:http://www.dummies.com/how-to/content/important-milestones-in-your-babys-development-thr.html