Feb 21, 2023 · Follow your baby's development week by week, from conception to labor, in these amazingly detailed, doctor-reviewed images. At the start of this week, you ovulate. Your egg is fertilized 12 to 24 hours later if a sperm penetrates it.

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.

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 …

We've got loads of expert-approved info about each week and trimester, including what's up with your growing baby and what changes to expect for yourself. You'll find stunning fetal development videos, thousands of articles, and helpful tools like our …

Jan 20, 2025 · This post will explain how your baby develops inside your womb, including your baby’s size, every week’s development, and their senses and feelings inside your womb. We compare the size of the growing fetus to a fruit or vegetable, giving you better perspectives of the baby’s length and weight during each week of pregnancy (1) (2) .

Jun 18, 2023 · In this post, we will explore the stages of fetal development by week, highlighting the most significant changes that occur during each stage. From the moment of conception until birth, the fetus goes through a remarkable transformation, and we will take a closer look at the intricate details of this process.

During this month, your baby will continue to grow and develop the existing organs and systems. In addition, a layer of fat will begin to be stored. At this stage, hearing is fully developed. He or she will react to sound, pain, and light and often changes position.

Sep 10, 2024 · Stages of Fetal Development. When a woman ovulates, an ovary releases an egg (or several), which travels into the Fallopian tube to be fertilized. After an egg is fertilized, usually within the Fallopian tubes, the germinal stage begins. This stage is the shortest of the fetal development stages.

Reviewed/Revised Sept 2024. A pregnancy goes through several stages of development. A fertilized egg develops into a blastocyst, then an embryo, then a fetus. During each normal menstrual cycle, 1 egg (oocyte) is usually released from of the ovaries, about 14 days after the last menstrual period. Release of the egg is called ovulation.

Mar 7, 2023 · Throughout the 9 months of pregnancy, the fetus keeps on growing in size until it is fully developed as a human: from a zygote to a baby. At the same time, the body of the pregnant woman and the symptoms that accompany her during pregnancy change month after month as fetal development progresses.