Detailed explanation of fetal development at twenty-eight weeks of pregnancy. At twenty-eight weeks of pregnancy, the fetus has completed the development of most of its early organs. During this period, the fetus begins to enter a period of rapid growth, with rapid growth in weight and height. Next, we will introduce in detail the development of the fetus at 28 weeks. Nervous system development At twenty-eight weeks of pregnancy, the fetal brain nervous system begins to develop rapidly. The number and connection methods of brain cells are increasing rapidly, which will allow the fetus to