Baby Growing Stages In Pregnancy

First trimester second trimester and third trimester.

Baby growing stages in pregnancy.

The fetus undergoes many changes throughout maturation. It s around this time when your next period would normally be due that you might be able to get a positive result on a home pregnancy test. This is generally the first three months of pregnancy. Your ball of cells is now officially an embryo.

Here s everything you need to know about your baby s growth from conception to birth. You re now about 4 weeks from the beginning of your last period. You ve already seen them take. By the end of the second month eight to 10 of the fetus main organs will have formed burch said.

After the eighth week of pregnancy and until birth occurs a developing baby is called a fetus. Growing quickly your baby is soon about the size of a kidney bean and constantly moving. Your baby is considered at term when he is 37 weeks. When this takes place it completes the entire genetic makeup of the baby even its sex.

It is divided into three stages called trimesters. The first trimester will span from conception to 12 weeks. Depressions that will give rise to nostrils become visible and the beginnings of the retinas form. After fertilization and implantation a baby is at first just an embryo.

Your baby s first year is a whirlwind of milestones. Your baby is the size of a poppy seed. Lower limb buds that will become legs appear and the arm buds that sprouted last week now take on the shape of paddles. During this trimester your baby will change from a small grouping of cells to a fetus that is starting to have a baby s features.

Seven weeks into your pregnancy or five weeks after conception your baby s brain and face are growing. Stages of growth month by month in pregnancy first trimester. The heart is beating quickly and the intestines are forming. A typical pregnancy lasts 40 weeks from the first day of your last menstrual period lmp to the birth of the baby.

Month 1 weeks 1 through 4. Fertilization takes place when a sperm comes in contact with an egg and successfully penetrates it experts also refer to this as conception. Two layers of cells from which all the organs and body parts will develop. He is an early term baby if born between 37 39 weeks at term if he s 39 40 weeks and late term if he s 41 42 weeks.