The sex of the baby the heartbeat at 12 weeks
When the fairer sex gets a positive response pregnancy test, it raises a number of questions and doubts. So, the woman thinks about how fast to grow her tummy. Future mother interested in their own well-being. Also an important issue of concern to the woman, is the determination of the sex of the baby. Boy or girl is born? This article will tell you about how to conduct a sex determination on fetal heart rate. You will learn the features of the rhythm of the contractions of muscles in boys and girls. It is also worth to say that the sex of the baby the heartbeat at 12 weeks is more precisely defined than earlier or later.
The sex of the child: General description of the formation of
At the time of fertilization of the ovum in its cavity penetrates only a single sperm. It can carry sexual gametes with X or y chromosome. Accordingly, the sex of a baby is laid already at this point. The embryo during this period has not yet fully formed, and you will not be able to determine their sex.
About 8 weeks of pregnancy begin to form reproductive organs. The girls and boys at this point, they look the same. However, in the future will come a great transformation, and there will be absolutely distinct sexual organs.
The sex determination of the child's heartbeat in the womb
First, let's say, what values exist and how it affects the sex of the baby.
The frequency of contractions. It is considered that boys heart knocks about 140 times a minute. Girls have more frequent contractions. So, the muscle of the future baby can make from 140 to 160 beats per minute.
The rhythm of the cuts. The boys can boast a steady and precise rhythm. Their heart pounding smoothly and evenly. Future girls the muscle to contract erratically and excitedly. The impression the girls are still in the womb are more emotional personalities.
Dependence on maternal heart rate. It is believed that a boy's heart beats not only clearly and monotonically, but much louder. Also all the abbreviations coincide with the maternal pulse. Girls do not have any dependence on the heartbeat of a mother. Tones muscle contractions future daughters more muted and less clear.
Side of the abdomen. There is a version that boyish heart pounding left. If the sound is coming from the right, then most likely it's a girl.
Determining sex of baby by heartbeat: truth or myth?
Can you believe the above patterns? Many couples use this method to as soon as possible to find out who they will be born. However, the probability of a correct response is only 50 %.
Doctors argue that the study by this method are not more than simple entertainment. Officially, this technique is not recognized and has no reasonable assurance.
How to calculate heart rate?
So, you know, how is the sex determination of the child's heartbeat. The options proposed above, can be grouped and combined with each other. However, to make any conclusion, you must first calculate the heart rate of the baby in the womb. This manipulation can be performed in several ways:
- with a stethoscope (this option is suitable for measurements after 12 weeks of pregnancy, when the reproductive organ leaves the bounds of the pelvis)
- by means of a tube (this method is used after 20 weeks of pregnancy, when the fetus is already quite big)
- the apparatus of cardiotocography (study and measurements made after 30 weeks of pregnancy)
- with the help of a Doppler (a device used after 15 weeks of development of the child, and resembles a miniature ultrasound machine)
- during the ultrasound (diagnosis can be carried out at the earliest stages of pregnancy).
How to determine the sex of crumbs in 12 weeks?
If you want to know the sex of the baby the heartbeat at 12 weeks, then you need an ultrasound study. During diagnosis the technician may turn on the sound machine. This will allow not only to calculate the number of reductions but also to hear them.
Also, the physician can display the curve of the line of the cardiogram. A special program performs the measurement and calculation of heart rate. The work of art allows you to avoid errors, which could be under counting the beats man. So, how to determine sex of baby by heartbeat at 12 weeks?
That is typical for girls? During this period, the frequency of contractions of the muscles is in the range of 150 to 170 beats per minute. Knocks quick and muted. The rhythm is chaotic, and you find it hard to capture the monotony. Also an experienced specialist can have its own methods to determine the sex of the baby by the sound of his heart.
That is typical for boys? The heartbeat is observed from 120 to 140 times per minute. The sound is clear and loud. The reduction is more like the heartbeat of an adult. Also, a special rhythm. When the pressure or worry, mom, crumbs heart starts to beat faster. This pattern is present in most of the cases.
Summing up and wrapping up
So now you know how to determine the sex of baby heartbeat at 12 weeks. Remember that with the increase of the period number of contractions of the muscles is gradually reduced. At the time of birth it reaches 100-120 beats per minute.
Also too early in the measurements can lead to erroneous results. In the period from 8th to 10th week of development the baby his heart can beat at up to 180 beats per minute. The boys are indistinguishable from girls.
Remember that the more accurately find out the sex of the baby will help ultrasound which is performed after 20 weeks of pregnancy. It is therefore not worth too much trust to treat all methods of early diagnostics of sex of the child. Success to you and the birth of healthy children!