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21 lut 2023 · Use this timeline to learn what your baby's up to and how they're developing throughout pregnancy. Follow your baby's development week by week, from conception to labor, in these amazingly detailed, doctor-reviewed images. Your egg is fertilized 12 to 24 hours later if a sperm penetrates it.
- Digestive System
First trimester, conception to week 13. At 5 weeks, the...
- Feel Your Baby Move
When do you start feeling your baby move? You probably won't...
- Heart
Fetal development week by week. By Kate Marple. When can I...
- Baby Registry
What is a baby registry? A baby registry is a wish list of...
- Mucus Plug
What is a mucus plug? Your mucus plug is a thick clump of...
- Digestive System
The fetal stage of development begins around the ninth week and lasts until birth. This is when the embryo officially turns into a fetus. The fetus gets its assigned sex around nine weeks of pregnancy, although your healthcare provider can’t detect it on ultrasound yet.
Take a peek inside the womb to see how your belly and your baby develop from week to week with this interactive visual pregnancy timeline from WebMD.
3 cze 2022 · Fetal development three weeks after conception. The fifth week of pregnancy, or the third week after conception, the levels of HCG hormone produced by the blastocyst quickly increase. This signals your ovaries to stop releasing eggs and produce more estrogen and progesterone.
3 cze 2022 · Seventeen weeks into your pregnancy, or 15 weeks after conception, toenails begin developing. Your baby is becoming more active in the amniotic sac, rolling and flipping. His or her heart is pumping about 100 pints of blood each day.
By 12 weeks of pregnancy: The fetus fills the entire uterine cavity. As the pregnancy continues, the uterus enlarges as the fetus grows. By about 14 weeks: The sex can be identified on ultrasound. By about 16 to 20 weeks: Typically, the pregnant woman can feel the fetus moving.
Read on to learn more about what you can expect to happen week-by-week during pregnancy, including how big your baby is each week, common early pregnancy symptoms you might experience and, once you’ve entered the third trimester, ways to prepare for labor and signs that labor is near.
