Expectant mothers are probably interested to know how the development of the fetus takes place by weeks, how the future baby grows and changes. It is really interesting and exciting. By following the development of the fetus by weeks, you will be truly surprised how quickly a real miracle is formed from a single cell - a child.
The first week of pregnancy is the period when the fertilized egg goes to the uterus. At this time, the first signs of pregnancy may already appear - drowsiness, nausea, dizziness, mood swings , etc.
In the second week, the egg was already implanted in the uterus and begins to actively divide. Three layers of germ layers are identified, from which organs and tissues will begin to form very soon.
In the third week, the formation of the brain and spinal cord begins.
At four weeks, the blood circulates in the embryo through the vessels, the umbilical cord is formed. Although the embryo is only four millimeters in length, it has the rudiments of arms and legs, digestive organs, kidneys, and liver are formed.
If you observe the development of the fetus by months, then we can confidently say that in the first month it is most sensitive to infections, the effects of medications, stress of the mother or physical activity. It often happens that a woman does not yet suspect a pregnancy, and the child is already actively forming.
If you become ill at the beginning of pregnancy, then try not to take medicine. Be treated with folk remedies - tea with raspberries, milk with honey. Knock down the temperature with rubbing vinegar. Drink plenty of fluids. Consult a doctor. In the fifth week of pregnancy, both the umbilical cord and the placenta are fully formed. Nutrients will now be delivered to the baby from the mother’s blood.
Observing the weekly development of the fetus is becoming more interesting. During the second month of pregnancy, the fetus grows rapidly. The unborn child swims in a liquid that protects him and helps to start metabolism. At the fifth and sixth week, the central nervous system begins to form, the digestive system continues to form. A mouth is marked on the face, the rudiments of the jaws appear. The heart begins to beat. The development of the fetus is very intensive by weeks, the baby needs a lot of nutrients, so carefully monitor your diet.
Seventh week. Eyes are formed. They are still closed, but a dark pigment is visible through their skin. Fingers are marked on the handles and legs. A tiny heart works by pumping blood. Internal organs - intestines, kidneys, lungs, liver and genitals are almost completely formed. The length of the embryo at the end of the seventh week is 13 millimeters.
At the eighth week, the embryo becomes an infant. The face is already formed. Nostrils are distinguishable on the nose, there is a tongue in the mouth. Ears are formed. Joints appear in the limbs. Between the fingers while there are membranes. Muscle tissue is also developing and is already beginning to contract. Nerve impulses appear. The baby begins to move. Its size so far is about a chicken egg, its length is three centimeters, and its weight is five grams.
In the third month, the future baby becomes more and more like a small person. Although he still does not have hair on an almost transparent head, his internal organs function almost fully.
Eyes are still closed, but the baby opens its mouth more often, facial expressions develop. The muscles are actively developing. The child moves more and more, squeezes his hands into fists. Fingers appear on the fingers. The weight of the child in the third month is up to forty grams, height - about nine centimeters. By the end of the third month, the formation of arteries, veins and capillaries is completed.
In the fourth month, the fetus is completely similar to an adult. Pawed milk teeth. The pancreas is functioning. Hair appears on the head. I must say that they appear in other parts of the body, but disappear by the time of birth.
The skin is still very thin and fragile. The ears fall into place, the nails are fully formed. Surprisingly, the baby’s heart at this stage pumps about 23 liters of blood per day. Now the baby is moving more and more, it is very comfortable for him to be in the amniotic fluid. Its mass is already 130-140 grams.
By the end of the fifth month, the height of the baby is 25 or more centimeters, weight - up to three hundred grams. At this time, a unique individual pattern appears on the fingertips. Now mom can feel the baby’s movements.
At the sixth month, the baby often and actively pushes. His skin brightens. Body weight is approximately 600 grams, length - 33 centimeters.
In the middle of the seventh month, the mass reaches a kilogram. The formation of the cerebral cortex is completed. The child hears sounds, smiles. Body hair gradually disappears. The daily weight gain is 25 grams.
At the eighth month, the lungs are fully formed. Weight is up to 2.5 kilograms, height - forty centimeters.
In the ninth month, the fetus continues to actively gain weight. All organs, tissues and systems function well.
After 37 weeks, the baby no longer tosses and turns in the uterus, because it occupies all of its space. He can only kick. In recent weeks, weight gain is up to 30 grams daily.
After studying the development of the fetus by weeks, you will know what happens to the baby at any given moment, the formation of which organs and systems need to be stimulated right now. Do not forget to strictly follow the instructions and recommendations of your doctor.