17 Weeks Pregnant
At 17 weeks of gestation age of 15 weeks, the unborn child, it's the first week of the fifth lunar month of pregnancy.
Changes to the fetus
The size of the fetus at 17 weeks' gestation from the top of head to coccyx is about 12 cm and weighs 130 grams already, that is, its "dimensions" can be compared with grapefruit.
In this period the baby is active, it is constantly spinning, moving arms and legs, turning in the womb. If the first pregnancy, the mother of fetal movement at this period often does not feel as multiparous women can quite clearly distinguish the fruit produced by shocks and blows.
Continuing the deposition of calcium in the cartilage matrix of the skeleton of the fetus, so an ultrasound at 17 weeks of pregnancy, you can clearly see the individual bone during the study, some of them are measured and compared with the mean values to clarify the respective size of the fetus in pregnancy.
At the 17th week of pregnancy, the baby can already hear the future, its well-developed auditory analyzer. But the vestibular portion of the inner ear to the end to be formed later.
From 17 weeks of pregnancy the immune system of the fetus begins to synthesize immunoglobulins and interferons - protective proteins that help resist infections.
Big changes are taking place in the endocrine system of the unborn child, the adrenal glands are working intensively, and parts of the brain and hypothalamus-pituitary-intensive start to synchronize each other's work and internal organs.
The fruit is 17 weeks pregnant and still looks stretched thin, but he begins to be deposited in the blade so-called brown fat. A distinctive feature of the adipose tissue is that it is very rich in energy, and brown it gives a lot of mitochondria, which produced energy-rich substance. Brown adipose tissue is designed to ensure that immediately after birth, when the newborn digestion has not been established, maintain its strength. Therefore, it is rapidly absorbed in the first week after birth.
Actively reduced fetal heart through the stomach 17 weeks pregnant can not listen to what your heart rate is 150 - 160 beats per minute.
With the help of ultrasound at 17 weeks of pregnancy, you can clearly determine the sex of the unborn child, if he does not close the genitals legs.
Changes in women 17 weeks' gestation
At the 17th week of pregnancy, the uterus changes shape - it is not as round as before, but rather ovoid. Because of the growing uterus on the stomach 17 weeks pregnant little stands down the height of the upper part of the uterus standing 2 cm below the navel.
Expectant mother feels good, pain by 17 weeks of pregnancy are not typical, if all goes according to plan. Gradually shifted the center of gravity of the body, because of what is difficult to endure long load on the legs. Doctors advise in this case most often to rest and not to wear shoes with high heels.
In the second trimester a woman can be confusing for heartburn and acid regurgitation, often the first manifestation of these arise precisely at 17 weeks' gestation. The reason for this are hormonal changes, as Progesterone (pregnancy hormone) relaxes the muscles that cover the transition from the esophagus to the stomach. Another predisposing factor - the uterus grows and presses on the stomach below. As a result of acidic stomach contents can easily fall into the esophagus.
Sometimes women worry allocation to 17 weeks of pregnancy the mammary glands. This is not harmful, the body adjusts to breastfeeding the baby after birth. Swelling in the legs should not be left unattended, it can be a symptom of preeclampsia (toxemia second half of pregnancy).
A survey of 17 weeks of pregnancy
At the 17th week of pregnancy, the woman is undergoing planned inspections and surveys. By this time, be sure to pass blood tests for infections such as HIV and syphilis. In the presence of such diseases or carriers of the earlier start preventive treatment, the more effective it will be for the unborn child.
17 weeks of pregnancy - a time when it is necessary to do blood coagulation. This analysis will show the status of clotting, and therefore the willingness to stop the blood loss during delivery. Low blood coagulation be corrected as a result of prophylactic therapy.