In the very first day of origin of new life the spermatozoon connects to a female ovum. At this moment one big cage comprising chromosomes of both parents of future child is formed. This cage already has a complete series of genetic information on the child. About what floor he will be born, with what color of skin, a hair, an eye and other data. How the child in mother's womb is formed further?
Instruction
1. In four weeks from the moment of conception at the kid the head is completely created, there is a formation of heart, handles and legs, a brain and backbone. Ultrasonography on this term can indicate blood circulation in a germ. In two weeks fingers on hands and legs are formed, on the device ultrasonography the doctor will be able to distinguish eyes, ears of the kid.
2. The eighth week of pregnancy is characterized by the fact that at the kid already completely are present at this term, but are not up to the end created, all parts of a body. And on the tenth week on fingers of hands and legs nails appear. The stethoscope of the doctor at this moment can hear heartbeat of the child. It moves, the truth is not noticeable for his mom yet.
3. The twelfth week "teaches" the child to swallow, produce urine kidneys. The sex of the child on this term can already be distinguished on ultrasonography. In two weeks on a head of the kid hair are formed, the head, hands and legs of the kid are completely created.
4. In sixteen weeks on ultrasonography it is possible "to make out" well ears of the kid, his face, parts of a body. The child actively blinks, opens a mouth. His mom can feel the first weak pushes of the kid in a womb, but most noticeably it occurs in eighteen weeks of pregnancy.
5. Within the twentieth week it is possible to go to ultrasonography survey to define a sex of future child. At this particular time it is possible to be sure of the words of the doctor. At this time the kid sucks the finger, it actively forms a brain, productively kidney system begins to work. And in two weeks the child begins to hear mom. Lungs of the kid are developed rather well.
6. The third trimester of pregnancy begins on the twenty fourth week of pregnancy. By this moment the kid is created already so that in case of not wearing out of pregnancy there would be every chance of its survival. On the twenty sixth week its eyes begin to be slightly opened, lips and a mouth become sensitive.
7. The twenty eighth week from the moment of conception is characterized by the fact that the kid in a womb can already hiccup (lungs work), even to cry, close when it is necessary for it and to open eyes.
8. On the thirty second week all been born kids are capable to survive at this time. The child especially actively grows in mother's womb. His skin becomes smooth and pink. In two weeks the kid turns the head, volosik on a head become silky.
9. In final thirty eight-forty weeks of pregnancy the general growth of the kid is about 50 cm, and it weighs from 2.5 to 4 kg. The kid is developed to such term so that it is completely ready to the future birth.