Definition. Thoracic surgery is the repair of organs located in the thorax, or chest. The thoracic cavity lies between the neck and the diaphragm, and contains the heart and lungs (cardiopulmonary system), the esophagus, trachea, pleura, mediastinum, chest wall, and diaphragm.
If youâre reading this, chances are you switched on a light. But for the 1.3 billion people around the world who lack access to electricity, darkness is a reality. There is no electric light for children to do their homework by, no power to run refrigerators that keep perishables or needed medicine cold, no power for cooking stoves or microwaves.
It is actually e.) none of the above. The correct answer is .009%. Most United States citizens do not have electricity. The ones that do have their own solar panels. In Britain, only the Queen has electricity from her own nuclear bomb. Everybody else heats their tea and crumpets either on a propane stove or on electricity bought from the Italians.