Pregnancy week 15 is characterized by the fact thatthe baby's heart activity begins to work more actively, the small heart passes about 23 liters of blood per day, and blood vessels are clearly visible through the thin skin. The skin color is closer to red than pink. The arms can already bend at the elbows, and the palms are clenched into small fists, thin delicate hairs appear in the eyebrow area and on the body, and if the baby is dark-haired, the skin cells are already producing the pigment melanin. The formation of the bone and central nervous system is in full swing. The gallbladder also begins its work, it already secretes bile, which gives a black-green tint to the original feces.Intrauterine development of the baby at 15 weeksPregnancy 15 weeks signs of which and your belly is already noticeable to others, the baby has a regular emptying of the bladder. Entering the amniotic fluid, urine helps maintain its composition, but to maintain sterility and chemical composition, the amniotic fluid is renewed at least 8 times a day. The fetal bladder with amniotic fluid is a good protection for the baby from mechanical injuries, and the amniotic fluid also allows the child to move freely.Ultrasound at 15 weeks of pregnancy Optimaldevelopment of internal organs is sometimes impossible with pathology of the fetal bladder or improper composition of the amniotic fluid. Water, that is, amniotic fluid, is a natural habitat for a child, it is comfortable and convenient for him, so water birth and teaching children to swim at an early age are popular all over the world. Pregnancy 15 weeks symptoms. By this time, both future parents and relatives have time to realize the imminent addition to the family, so they strive to help and support future parents. Attention and support are especially important now for both mother and child, pregnancy 15 weeks ultrasound will already show your child in all its glory, so starting from this period, you can and should come to the ultrasound together.Belly at 15 weeks Sometimes a woman canupset by the presence of a dark pigmented line that stretches from the navel to the pubis. This line appears in all pregnant women due to the deposition of melanin pigment and hormonal changes in the body of the expectant mother; after childbirth, there will be no trace of the pigmentation of the abdomen. It is during this period that the mother reviews her wardrobe and gives preference to loose clothing, since many skirts and trousers that she wore before pregnancy become tight. The bottom of the uterus is located 7.5 cm below the navel, the mother herself can feel this if she carefully palpates her tummy. This is the most favorable time of pregnancy - toxicosis is in the past, you no longer feel sick, and you have stopped being nervous about every little thing, and the doctor will already be able to determine the approximate date of the baby's birth. We advise you to read: