In the third week of pregnancy, sperm and eggs have been combined to form fertilized eggs. The fertilized eggs are 0.2 mm in size and weighing 1.505 micrograms.After 3-4 days of exercise, the fertilized eggs reached the uterine cavity. In this process, a cell is divided into multiple cells and became a solid cell group with a total volume, called mulberry embryo.
You may not have any feelings during this period, but in your body, you are undergoing a change. From now on, your life will add a responsibility., Your baby will be happy with you, and your motherly love will be vividly played.
At this time, while supplementing folic acid, the absorption of multiple trace elements should also be strengthened, because trace elements zinc and copper have also participated in the development of the central nervous system.In particular, the demand for zinc has greatly increased. At present, the phenomenon of zinc deficiency in pregnant women is very common. In order to avoid the disorder of the nervous system development due to the lack of trace elements during pregnancy, you can also eat some bananas and animal internal organs while eating a balanced diet.And nuts, peanuts, pine nuts and other nut foods, these foods are rich in zinc.
In three weeks of pregnancy, you may find that menstruation is delayed in the future, or a small amount of blood flows from the lower body. At this time, you can go to the hospital for a urine HCG and serum HCG test. If the result is positive, then you are pregnant.Before 9 weeks of pregnancy, the fetus is called embryo or germ, and the fetus is called the fetus in 9 weeks.Now that you have entered the ovulation period, your basic body temperature will start to change slowly. Keep your mood comfortable in the early stages of pregnancy and try to cause psychological anxiety. After great joy or sorrow, conception will affect the quality of fertilized eggs.At about three weeks of pregnancy, the development of embryonic cells is very fast.
The symptoms of 3 weeks of pregnancy are mainly manifested in the following aspects:
1. Men stop menstruation
All sexual life should remember their menstrual date.Generally speaking, if the moon has passed for a week, you should doubt whether you are pregnant and go to the hospital for urine HCG examination to determine whether you are pregnant.If you have expired for one month, you will be easier to be sure.
2. Rise body temperature
After waking up in the morning, the body temperature that is measured immediately when lying down can be used as the basic body temperature.Women of menstrual rules, during a menstrual cycle, the basal body temperature rose by about 0.5 ° C after ovulation, and maintained until the next menstrual tide started to decline.After pregnancy, the body temperature will continue to maintain a high level due to the effects of progesterone on the body temperature center.It is difficult for women with irregular menstruation to judge pregnancy with a menstrual period or body thermometer, but they can observe or appreciate the following signs of pregnancy.
3. Early pregnancy reaction
Some pregnant women have begun to change appetite shortly after the period of menstruation (about 2 weeks).It often occurs after getting up in the morning, with nausea, acid reflux, loss of appetite, and picky eaters.Some people want to eat or even vomit.These symptoms are called early pregnancy reactions. Generally, after half a month to one month, they will disappear naturally.
4. Breast change
In the early stages of pregnancy, the breasts will increase, and it will become solid and heavy.Breasts will feel full and tingling.The small particles on the dark areola around the nipples are particularly prominent.
5, frequent urine
Many pregnant women have frequent urination in the early stages of pregnancy, which is caused by increasing uterine compression of bladder.After 3 months of pregnancy, the uterus grew up and beyond the pelvis, and the symptoms would slowly disappear.
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