What are the stages of the formation of the fetus in the ninth month in detail?

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 Stages of the formation of the fetus in the ninth month

Stages of the formation of the fetus in the ninth month


gestational age


In most cases, pregnancy lasts about nine months, which is about forty weeks, starting from the first day of the last normal menstrual period. The twelfth week, while the second phase is the period between the thirteenth and twenty-eighth weeks. The third stage of pregnancy begins in the twenty-ninth week and ends at the fortieth week or the birth of the child.


Stages of the formation of the fetus in the ninth month


This stage of fetal development is accompanied by many changes, the most prominent of which are limited to the week, including:

  • Week 37: The length of the fetus this week is about 53 cm and its weight is about 3 kilograms. In fact, since this stage, 
  • the movement of the fetus increases every day. From a formal point of view, it can be said that the skin becomes pinker, 
  • the existing wrinkles have disappeared and the position of the child may change, placing his head near the pelvis For the mother, the weight gain during this period is between 11-15 kg compared to the period before pregnancy.
  • Thirty-eighth week: At this stage, the baby is about to be born, and at this stage, all the fine hairs, fluff, coat, and the white layer that may surround the fetus disappear, and the growth rate of the child accelerates. 
  • This week slowed as the baby got a physical counterpart from his mother that helped prevent postpartum diseases Fat cells under the skin are getting thicker in preparation for life outside the womb, 
  • and for the expectant mother, she may not gain weight at this point, but she may start to feel uncomfortable and discomfort.
  • Thirty-ninth week: At this stage, the strength of the muscles of the child's legs and arms increases, in addition to the completion of the formation of fingernails and toenails, the position of the child will also change, allowing him to move more. 
  • To the bottom of the mother’s pelvis, which makes her breathing better, and the size of the uterus increases to fill the pelvis and most of the abdomen, especially many women may experience false labor at this stage, 
  • and about the difference between uterine contractions and false birth, it is reported that the pain of false labor is concentrated in the lower abdomen and thighs, 
  • While true labor contractions are usually in the lower back and may spread to the entire region. In the abdomen, the strength and intensity of these contractions increase over time.
  • Week 40: This week is accompanied by the fall of more lanugo on the fetus, but some may remain after birth, especially on the child's shoulders, skin folds, or behind the ears. Men weigh a little more than women during this period, and by the forty weeks, it is time to give birth a lot. 
  • It should be noted that the delivery may not be on the due date, but before or after the due date, which is normal, according to statistics, 
  • only 5% of children are born on the due date, and she could have said that women may also have trouble sleeping, so it is difficult for them to find a comfortable and suitable place to sleep.

Women's health during pregnancy

Women's health during pregnancy


A series of women's health tips to follow during pregnancy include:


  • Once pregnancy is confirmed, it is worth seeing a pregnancy care professional. Diagnosis To test the child's risk of a genetic or chromosomal disorder if desired.
  • It is recommended to stay away from unsafe practices that may endanger the life of the baby or the mother, such as drinking alcohol, certain medications, or certain types of food, and consult your health care provider about the nature of changes that will occur during pregnancy.
  • It is recommended to follow the healthy habits recommended by pregnant doctors, including taking prenatal vitamins, getting enough folic acid, in addition to eating a healthy and appropriate diet, practicing safe physical activity during pregnancy, and getting enough sleep.
  • A comfortable position should be sought when sleeping, as it is believed that sleeping on the left side is best for both mother and child, especially during the second half of pregnancy. It should be noted that women may experience difficulty or discomfort during sleep, especially during the first and third stages of pregnancy. pregnancy.


  • A pregnant woman should take into account that the hormonal changes she experiences during pregnancy can affect her emotional state, which may expose her to a lot of feelings, whether good or bad, and a woman can feel uncomfortable, have mood swings, anxiety, or frustrated.
  • In the event of a pregnancy complication, it is advised to see a doctor because this requires special care for the woman to avoid any risk to her fetus.
  • It is advisable to learn about the signs of preterm labor and postpartum depression, as this can speed up the treatment of one of these two conditions.