Fetal Development Week By Week

Learning about fetal development week by week is not only for women. Men should be very interested in the birth process as well. The most precious gift in the world is the birth of your child. This is an amazing 40 week process so read on as we review each trimester of fetal development week by week.  Here is your life story when you were in the sack for nine months.

Fetal development starts when male sperm is deposited into the female vagina and an egg is fertilized in the fallopian tubes. However, conception occurs within the first week or the second week. Week three is known as the fertilization period and by week four you may be able to confirm the pregnancy. Your child’s heart and brain starts to form during week number five. 

By knowing and learning the fetal development stages, parents will be able to make adjustments and take steps to have a healthy child. When week six arrives, the kid begins to look like daddy and facial features are developing. In the seventh week, little Johnny is about seven to nine millimeters long. During week number eight, Johnny has arms and legs. He not afraid to kick and swing. The bones start to develop during the ninth week. In the tenth round the neck appears, in the eleventh round the genitals develop, and in the twelfth fingernails began to grow.

In week thirteen of fetal development, Johnny now has the ability to urinate inside the womb. You will know if you are having a boy or a girl in week fourteen. The skeleton is taking shape in week fifteen. In week sixteen of the pregnancy, the baby can smile and frown at you. Fat accumulates in the seventeenth and he can hear you in the eighteenth stage and the nineteenth stage. At week, twenty you are half-way through the pregnancy. Johnny is ready to eat in week 21 and grows hair at 22. He can be fingerprinted and footprinted in week 23.

In week 24, he may weigh about one pound. The hands are fully developed in 25 and he is ready to start boxing. Lungs are developed in the 26^th week and the in the 27^th week, the immune system fights off diseases and the this ends the second trimester.

Fetal development during the third trimester means you are almost at the finish line. Eyes open in week 28, and all the bones are in place in week 29. When you enter week number 30, the eyes are fully developed. The sexual organs are still growing in week 31. The respiratory system is up and running in stage 32 and when we get to marker 33, Johnny can detect light rays. Hang in there we only have a few more weeks to go. By week 34, the champ is standing one feet tall and weighing almost four pounds.

Finally, the fetal development process is about to come to an end. Skin protects the body in week 35 and he gains even more weight in week 36. When the mother reaches week number 38 and 39, Johnny is ready to come out swinging and he is fully developed. At week number 40, it is time to have your baby. Sometimes babies come on time and sometimes they come late, so be patient.