There are 2 surgical approaches in hernia repair surgery: the open and the laparoscopic one. An approach is called open, when the surgeon makes a single incision near the location of the hernia, dissects the surrounding tissues and repairs the hernia under direct vision.
In general, we call the largest areas of land on earth the continents of the earth.
Most of the ocean floor is a huge, dark, nearly flat area called the Abyssal Plain. The sea floor is a huge flat area. It lies at depths of about 4000 to 6000 meters below the surface of the ocean. It is called the Abyssal Plain. Sea floor spreading occurs here, which means that there is volcanic action and a mid-ocean ridge where some of the lava has cooled.