They cover prenatal diagnosis , the screening and management of congenital anomalies , antepartum fetal surveillance , preterm labor , premature rupture of membranes , prolonged pregnancy , hemorrhage , multifetal pregnancy , malpresentations , critical care issues , drugs , and anemia , hypertensive disorders , diabetes , heart disease , epilepsy , ...
The Incas built a large system of roads that went throughout their empire. The roads were usually paved with stone. Stone steps were often built into steep areas in the mountains. They also built bridges where the roads needed to cross rivers.he Inca were able to create sturdy stone buildings. Without the use of iron tools they were able to shape large stones and have them fit together without the use of mortar.
One of the greatest feats of Roman engineers were the Roman roads. These roads were used to connect all parts of the empire to Rome itself. They built thousands of miles of roads. People still used these roads until the onset of the automobile which were too big to use them.