How many months of pregnancy does it take to become an adult?

The fetus is produced by the combination of sperm and egg, and it grows and develops, which takes a long time. During this period, pregnant women need to take care of the changes in their bodies, so they should always pay attention to the condition of the fetus, because the fetus is sending signals to the pregnant mother all the time. Let's find out how many months of pregnancy it takes for a baby to form.

How many months of pregnancy does the baby take shape?

4-month-old baby's development standard. Changes of the baby in the belly: the internal organs are basically fully developed, hair grows on the face, the embryo is formed and begins to grow rapidly, the bones become strong, and the hands and feet begin to move, but the mother cannot feel it yet.

Baby development index values ​​at 13 weeks of pregnancy. The baby's face now looks more like an adult, its body length is about 76mm, and its weight has increased slightly compared to last week. His (her) eyes become more prominent in the forehead, the distance between the eyes decreases, the liver begins to produce bile, and the kidneys begin to excrete urine into the bladder. At this time, if you touch the abdomen gently and forcefully, the fetus will move, but you still cannot feel the fetus's position. The fetus's neurons grow rapidly, synapses are formed, the fetus's classical reflex ability improves, the fingers begin to clench with the palms, the toes and soles can be bent, and the upper eyelids can still close tightly.

Baby development index values ​​at 14 weeks of pregnancy. The fetus is now 76-100mm and weighs about 28 grams. A unique fingerprint has already appeared on his (her) finger. This week is the stage when the fetal heart rate is faster, reaching 180 beats/minute. The baby's fetal movement can be clearly seen under B-ultrasound, but the mother who is pregnant for the first time may not feel the movement of the baby in the uterus. The reproductive organs have long been able to completely distinguish between men and women. Digestive glands in the stomach and laryngeal cavity in the mouth are beginning to form.

How many months does it take for a baby to form during pregnancy?

How big is the three-month fetus? In the first week of the third month of pregnancy (week 9), that is, in week 9 of pregnancy, the fetus is about 25mm in size, and many positions of the fetus have changed, including the head, arms and legs, and genitals.

In the second week (10th week), the size of the fetus can reach 40mm and look like a bean pod. This week, the growth of the baby's wrists and ankles is progressing and visible, and the baby's other parts have also grown to a certain extent. The baby's eyelids are glued together, and the baby's fetal blood is already mature.

In the third week (11th week), the fetal size can reach 40-60mm, and the weight of the fetus can reach about 14 grams. The baby's growth rate may become more and more obvious from this week, and pregnant mothers do not need to worry too much about miscarriage from this time. Now the baby's fingers and toes are clearly visible. From this week on, the baby will move in the mother's belly, of course, the pregnant mother still cannot feel the baby's fetal movement. The third month of pregnancy is the time when the baby's bone growth accelerates, so pregnant mothers should increase calcium supplementation during the third month of pregnancy.

In the fourth week (the 12th week of pregnancy), the size of the fetus can reach 65mm. This week, all the bronchial tubes of the baby begin to function, such as the liver begins to secrete bile. The kidneys metabolize urine into the bladder. Then in the last cycle of the third month of pregnancy, the size of the fetus will increase to about 75mm, and the baby's weight will increase compared to before. During this month, the baby's fetal movement can still be seen through B-ultrasound, but the expectant mother cannot feel it.