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Period: to
Pregnancy
Timeline of pregnancy and development of fetus-baby over the span of 40 weeks -
2 Weeks
The egg will become fertilized; Over a span of 10 hours, both the egg and sperm begin to share genetic material. -
7 Weeks
The embryo begins to form limbs and appendages. The mother gains up to 10% of blood while pregnant. -
12 weeks
2 inches long (about the size of a lime) and weighs half an ounce. The babies fingers and toes can move, and it can open and close its eyes. At this point your baby can squirm and you will not feel it. -
17 Weeks
The baby's skeleton is changing from soft cartilage to bone. 5 ounces (about as much as a turnip), and around 5 inches long. The baby can start moving joints and sweat glands will develop. As your belly grows, your center of gravity changes, so you may begin to occasionally feel a little unsteady on your feet. -
22 Weeks
At 22 weeks, the baby's facial features become more distinct, they are about the size of a spaghetti squash. The eyes are formed but iris lacks color. -
27 Weeks
Your child is about 14 inches long when legs are extended. Brain tissue is forming and the brain is very active. Baby has a regular sleep schedule. -
32 Weeks
at this point, your baby weighs about 3 1/2 pounds and has toenails and fingernails. May also have hair. The baby will gain 1/3-1/2 of his/her birthweight. -
37 Weeks
Child weighs 6 1/3 pounds and is preparing to be welcomed into the world. The baby is about 16 1/2 inches from head to toe. Mother may experience increase in vaginal disharge which if bloody, You can expect labor within days. -
40 Weeks
7 1/2 Pounds. skull bones aren't yet fused which may result in them overlapping and a pointy head after birth.
