It is the moment of the organogenesis (formation of the different internal organs), is the most delicate period and in which the external influences are going to produce greater adverse consequences; reason why it will as far as possible be avoided the potentially injurious medicine taking and other substances.
In the following weeks they are formed the heart, the central nervous system (brain and spinal marrow), the spine and the digestive conduit.
The weight of the mother will have to increase 300 grams.
Ninth month
The baby complies in the low part of the abdomen being able to seem less active.
The weight average is of three kilos; it measures 50 centimeters.
The mother will have fattened about 10 kilos, recommended maximum weight.
Seventh month
The baby will grow until the 37 centimeters and its weight will duplicate until a kilo and means.
If it were born now, it could survive, considering already a baby premature.
The mother will take to cattles six kilos.
Eighth month
The movements and kicks notice from the outside.
The growth is fast and can both reach to kilos and means and 43 centimeters in length.
Except the lungs, all the organs have been developed.
The testicles descend to the escrotales bags. The weight of the mother will have increased in eight kilos.
Sixth month
Its weight is tripled, reaching the 800 grams already; it already measures 30 centimeters.
The eyes open short spaces of time.
The mother will have raised four kilos of weight.
Fourth month
The baby grows until the 16 centimeters and weight 100 grams.
They are finished defining the fingers of hands and feet.
They appear the nails.
The weight of the mother will be increased in two kilos.
Fifth month
Now it measures 20 centimeters and weight around 300 grams.
Smooth hair similar to lanugo and appearance of the vocal cords.
The weight of the mother will have increased three kilos.
Third month
Most of the main organs or it is formed or it will do it in this month.
From the development it will be mainly in size and maturation of the different organs here.
Still he is sensible to the external influences, but in much smaller measurement.
As of this third month the number of received medicines can be extended.
It will be continued having well-taken care of with the injurious substance taking, since these also can affect to the baby in the phase of growth (alcohol and tobacco, for example).
The growth reaches the 9 centimeters and weight 25 grams.
The brain is covered of protective bones.
They appear eyebrows, eyelids and organs like the liver and the kidneys, that already begin to work.
The weight of the mother, will be more of 1 kilo.
Second month
The heart barks and the arms and legs show the principle of the fingers.
The tail disappears, begins the structure of the bones and the nose, ears and eyes are outlined.
The baby measures 4 cm and weight 7,5 grams.
The weight of the mother will have increased in 600 grams.