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Development of fetus in the womb

  • April 15, 2019
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During pregnancy, women starts getting curious of how the child will look like as it grows inside the womb. Let’s take quick peek into various developmental stages of baby from week to week.

Conception: Fertilisation occurs when sperm penetrates the egg. Within three days of conception, the fertilised egg starts dividing into many cells. It passes from fallopian tube into uterus/womb wherein, it attaches to uterine wall.

Development at 4 weeks: The structures will start developing which will form baby’s head and neck. The development of organs like liver, stomach and lungs begins. The heart and blood vessels continue to develop.

Development at 8 weeks: At this stage, eyes, eyelids, arms and legs starts forming. The baby now measures half an inch in size.

Development at 12 weeks: The baby now grows to be around 2 inch in size. The baby starts making movements and doctor makes you listen to baby’s heartbeat. The sex organs of the baby become more prominent.

Development at 16 weeks: The size of the baby is around 4.3-4.6 inches. The blood vessels and organs are fully formed and can now blink eyes.

Development at 20 weeks: The mother will start feeling her baby move which is called “quickening”. The baby can now suck, yawn, stretch and make faces. The baby now grows to be around 6 inches long

Development at 24 weeks: The baby now weighs around 1.4 pounds and can respond to sound by making movements.

Development at 28 weeks: At this point in pregnancy, baby often changes its position and weighs around 2 pounds.

Development at 32 weeks: The baby starts moving around often and baby’s skin will develop wrinkles as layer of fat forms under the skin.

Development at 36 weeks: At this stage, baby grows to be around 18.5 inches and the head is usually positioned down into the pelvis. Lungs are nearly fully developed and brain has been rapidly developing.

The baby is early term baby if born between 37-39 weeks, at term if born between 39-40 weeks and late term if born at 41-42 weeks.

Developed by Scientific Angle Publications and brought to you by Health Meter Services.

Disclaimer: Don’t follow any suggestions in this article without consulting a qualified doctor.

Source: WebMD Fetal Development Month by Month Available at https://www.webmd.com/baby/ss/slideshow-fetal-development Accessed on 30th March, 2019