Pregnancy stages in women
The pregnancy begins at the moment of fertilization of the mature egg, and its implantation in the lining of the uterus, and lasts for nine months in most women. The pregnancy is divided into three stages, each stage of which is three months, during which the woman and the fetus undergo many changes at the physical and psychological level .
First trimester of pregnancy
first month
The first, second, third, and fourth week of pregnancy is the beginning of fertilization and ovulation after about two weeks from the first day of the last menstrual cycle. Ten days later, the fertilized egg is implanted in the uterine wall. The blood cycle begins in the placenta inside the uterus. In the third week, the heart tube, And about a month after fertilization, the egg is about five millimeters long. Some women may experience symptoms similar to pre-cold symptoms before the next menstrual period. Some women also experience breast congestion, frequent urination, and fatigue. .
second month
The second month is the fifth, sixth, seventh and eighth weeks. During this month, the legs, arms and face of the embryo can be seen clearly. Most of the main organs are present, the brain grows rapidly to about half the size of the fetus. Between 2-3cm, weighing about four grams, as pregnant pregnant pregnant during the month of morning, and the breasts become more soft, and the color of the nipple and aura surrounding it more sedentary.
the third mounth
The third month is the ninth, tenth, eleventh, twelfth and thirteenth centuries. During this month, the base of the fetal nails is formed, and the head becomes relatively smaller compared to the second month. The fetus’s sex can be determined. It is about 10 cm by the end of the thirteenth week and weighs about 30 g.
Second trimester
Fourth month
The fourth month represents the fourteenth, fifteenth, sixteenth and seventeenth centuries. During this month, the placenta develops completely, and the embryo floats in the amniotic fluid in the amniotic sac. Most organs are completed, the scalp develops. And weighs about 120 grams, as for pregnant women increases the size of the uterus, and less morning sickness, and can feel the first kicks of the fetus.
the fifth month
The fifth month is the 18th, 19th, 20th and 21st centuries. During this month, the embryo has the ability to move its limbs, the fuzz grows on its body, and embryonic metabolism begins. The fetus is about 25 centimeters long and weighs about 300 grams. Her uterus until it reaches the level of the navel.
The sixth month
The sixth month is the twenty-second, twenty-third, twenty-fourth, twenty-fifth and twenty-sixth. During this month, the embryo is more active, changing its status continuously, and its length is about 30 cm and its weight is about 700 g.
Third trimester of pregnancy
the seventh month
The seventh month is the twenty-seventh week, twenty-eighth, twenty-ninth and thirtieth. During this month, the pink skin covers the bone, the brain begins to control the function of the organs, the lungs continue to develop, and the fetus is about 37 cm long and weighs about one kilogram.
eighth month
The eighth month is the thirty-first, thirty-second, thirty-third, thirty-fourth and thirty-fifth. During this month, the skin begins to develop. The development of the hearing system is complete. The function of the musculoskeletal system becomes more active. The fetus is about 40 cm long and weighs about 1800 g. Natural so that the head down.
The ninth month
The ninth month represents the thirty-sixth, thirty-seventh, thirty-eighth, thirty-ninth and fortieth weeks. During this month, fetal growth is completed, its movement decreases compared to previous months, its weight increases by 200 grams per week and the mother is ready to give birth.