First Trimester Pregnancy

The first trimester is from week one through 12 and includes conception. Conception is when the sperm fertilizes the egg. The fertilized egg then travels down the fallopian tube and attaches to the inside of the uterus, where it begins to form the fetus and placenta .

One Month || Week 1-4



Your baby is an embryo consisting of two layers of cells from which all her organs and body parts will develop.



Week 1 pregnancy



Week 2 pregnancy



Week 3 pregnancy



Week 4 pregnancy


Two Months || Week 5-8



Your baby is now about the size of a kidney bean and is constantly moving. He has distinct, slightly webbed fingers.



Week 5 pregnancy


Week 6 pregnancy


Week 7 pregnancy


Week 8 pregnancy


Three Months || Week 9-12





By now your baby is about 3 inches long and weighs nearly an ounce. Her tiny, unique fingerprints are now in place.


Week 9 pregnancy


Week 10 pregnancy



Week 11 pregnancy


Click to Continue Pregnancy Weeks by Weeks



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source

http://westernage.com/pregnancy-weeks-weeks