The first days of pregnancy
Pregnancy And Childbirth / / August 12, 2017
development of the fetus from the first days of pregnancy
Recently, there are increasing data on the development of organs and systems of the unborn child in the medical literature.Get the data by ultrasound scanning, cardiotocography (research biocurrents baby), filming and photography inside the uterus.One of the earliest discoveries made with the help of ultrasound, have become a regular rhythmic "breathing" movement of the child's chest.Then, it was noted that the baby can swallow and hiccup, and his bladder is capable of being filled and discharged.Further study of fetal development has shown that the unborn child sees, can smell and taste, oriented in space.
Experts studying the intrauterine development of the fetus in the mother's abdomen (embryologists, neurohistology, neurologists), describe in detail the development of the nervous system and brain.It is known that in the 28th week of pregnancy, the brain structure corresponds to that which is found in the 40th week of development, ie, at a time when the baby is ready to be born.
first days of pregnancy
first day of pregnancy
sperm joins with the egg.The result is a "big" (smaller than a grain of salt) cell, which contains 46 chromosomes inherited from parents (23 from each).In addition, the fertilized egg includes the entire set of genetic future of man: height, sex, eye color and skin, hair, facial features (father's or mother's).
first 3-9 days of pregnancy
fertilized egg goes down the fallopian tube to the uterus.Overgrown lining of the uterus is ready to accept an embryo, which is attached to its wall, and soon begins to get "food" for food and oxygen for breathing with blood mother coming to him through the umbilical cord and branched chorion (future placenta).
10-14 days of gestation
embryo becomes greater than one-tenth of its former size!
20 days of gestation
There is the process of laying the nervous system.
21 days of pregnancy
heart starts beating, the child forms the brain and spinal cord.It is obvious that these processes better not to interfere.
28 days of gestation
are forming the spine and muscles.On the screen visible hands, feet, eyes, ears.
30 days of gestation
Over the past month, the embryo has grown ten thousand times and it continues to evolve.The heart pumps through the circulatory system of an increasing amount of blood.
35th day of pregnancy
The handle baby can distinguish between fingers.Eye color darkens as the child's body had already begun to produce pigment.
40th day of pregnancy
special device detects the signals coming from the brain.