How to calculate the age of the fetus

This period, which is considered one of the greatest emotional experiences in the life of the mother, begins from the time she knew this news with the reverse count of her birth date and the calculation of the days, weeks and months remaining. For the birth of her child, as the first thing you ask the doctor is when the date of birth? How old is the fetus now?

How to calculate the age of the fetus

It usually begins to calculate the age of the fetus from the last day of the mother’s menstrual cycle; fertilization usually takes place in the ovulation period between the 10th day and the 16th day of the date of this cycle. The fetus’s age is calculated by the weeks of 40 weeks. The embryo in weeks is that every four weeks is not equivalent to one month. The four weeks are 28 days and the month is 30 or 31 days, so the age of the fetus will vary. A woman can accurately calculate the age of her fetus by conducting an ultrasound examination that determines the age of the fetus by measuring the circumference of the head. The device determines the age of the fetus and the date of birth based on this measurement.

Pregnancy age and fetal age

Doctors rely on the calculation of pregnancy based on the age of the menstrual, while the adoption of embryos in their estimates of pregnancy on the time of ovulation, so the age of pregnancy is different from the actual age of the fetus, doctors calculate the age of pregnancy since the first day of the menstrual cycle, and on this day can not occur fertilization , But the body prepares for the pregnancy, and the actual age of the fetus will be after the meeting of the egg with the sperm, and this occurs in the days of ovulation that comes two weeks after the first days of menstruation, what must be observed here is that the pregnancy consists of forty weeks, Thirty-eight weeks.

Stages of pregnancy

The division of pregnancy into three stages, each stage of three months, and the importance of this division in the development of specific goals and prospects occur at a certain stage, different from the next stage, for example the possibility of abortion and natural death of the fetus is determined primarily in the first stage of pregnancy, A child born prematurely is in the final stage of pregnancy.

The first stage (week 1 – week 13): This stage is witnessing a great growth and rapid development of the fetus in the womb of his mother, accompanied by fatigue and nausea and a feeling of dizziness for the pregnant mother, in view of the development of the fetus in her womb.
Phase 2 (week 14 – week 26): This stage is the continuation of the development of the fetus in the womb of his mother, although the basic organs were formed in the first stage, but continues to develop and grow in the second phase, in contrast, this stage is a beautiful period for the mother, The exhausting pregnancy that accompanied her in the first stage.
The third stage (week 27 – week 40): The fetus grows at this stage and its development reaches its peak, where its members reach the normal size of growth and prepare to go out to life, while the mother feels weight in size and difficulty in movement due to the size of the fetus inside, Resulting in an increase in their weight.

Note

Pregnancy is 40 weeks, equivalent to 9 months and 7 days.
If the pregnancy is calculated since the day of fertilization, the fetus’s age is less than two weeks.
If the date of the last cycle is not mentioned, the age can be accurately calculated by shooting TV in week 10-13.