Yes goats do eat some weeds but the nutritional value of many weeds is very high. My studies of the nutritional value of thistles and blackberries (Table 1), for example, have shown that the nutritional value of these weeds can be as high or higher than the nutritional value of pasture.
The function of the umbilical vein is to deliver oxygenated blood from the placenta to the fetus. From the placenta, the umbilical vein courses through the liver via th â¦ e ductus venosus (fetal shunt), connecting then to the inferior vena cava. 11 people found this useful.
The singular umbilical vein carries oxygenated blood from the placenta to the fetus, while two umbilical arteries return deoxygenated blood to the placenta. The three vessels coil around one another within the umbilical cord and enter the abdomen at the umbilicus.xygen and food pass from your blood supply into the placenta. From there, the umbilical cord carries the oxygen and food to your unborn baby. Waste products from the baby, such as carbon dioxide, are returned along the umbilical cord back to the placenta and then into your bloodstream. Doctor Â· 8 years ago. Thumbs up.