How does the fetus look like on the 7th week?
When an ultrasound is carried out at 7 weeks, the outline of the baby's face can be clearly seen on the monitor: the eyes, a small mouth and nose. At this stage there is an active formation of the digestive system, - appear thick and thin intestine. The brain becomes bigger.
As mentioned above, it is by this time that the umbilical cord is formed, which is attached to the placenta. The fetal size does not exceed 20 mm.
As a rule, on the 7th obstetric week of pregnancy, on ultrasound, you can observe how the baby's heart is divided into 4 chambers, and begins to function. It is located in the middle of the sternum.
The skeleton of the baby by this time begins to bite. Formed skin integuments, which are 2 layers of cells, the outer of which forms the epidermis.
What else is happening at the 7th week of pregnancy?
In addition to determining the sex, when performing ultrasound at week 7, the doctor will already say exactly - one there or twins. The first assumptions experienced gynecologists do already at the first examination, and according to the size of the uterus can make predictions about the number of future babies.