Having twins is something big and so it is no wonder that the parents are interested in the fetal growth week by week twins.
There are only a few women who get pregnant with twins and the truth is that there are only small chances for this to happen to you.
Weeks 1-8
This is the time when the bladders, brains, livers, kidneys, reproductive organs, spine, legs and arms start to develop. The good news for the curious parents is that the babies are visible through an ultrasound starting with the 6th week of pregnancy.
Weeks 8-14
It is interesting to know about the weekly fetal growth of twins that by this time their weight and size has quadrupled. All mothers should know that this is the time when the tiny nail beds start to develop along with the teeth buds that will later become the baby’s teeth. At this point the babies already have all their body parts.
Weeks 15-21
In case you are interested in the fetal growth week by week in twins you should know that in this period of time the babies are growing very fast. The kidneys of the babies start to function and if you have an ultrasound the doctor can see the urine in the bladder of the babies. The truth is that the babies are contributing to the amniotic fluid with their urine discharge.
Weeks 22-28
It is good to know about the fetal weekly growth of the twins that at this point the only organ that still needs further development is the brain. The movements of the babies are already coordinated and the specialists think that at this point the babies are aware of each other.
Weeks 29-35
If you would like to know more about the fetal growth week by week at twins you should consider that the growth rate of twins at this stage is like the rate of the singletons. The babies gain more fat so that their skin becomes less wrinkled. Although the bone structure is complete, the bones are still soft.
Weeks36-40
When thinking about the fetal growth week by week twins you should know that the babies are considered to be on term when they reach 38 weeks of pregnancy. By this time the babies have very little space left to move around. They put a lot of pressure on your body and your pregnancy is most likely closely monitored by your doctor.