Sometimes bronchoscopy is used to treat lung problems. It may be done to insert a stent in an airway. An airway stent is a small tube that holds the airway open. It's used when a tumor or other condition blocks an airway. In children, the procedure most often is used to remove something blocking an airway.
Spanning the border from Minnesota into the Canadian provinces of Ontario and Manitoba, Lake of the Woods is an enormous body of water over 68 miles long, 59 miles wide, with 25,000 miles of shoreline-the world's longest lake shoreline.
The state with the most lakes in the United States is Alaska; it tops the charts with a whopping three million lakes, leaving the runner-up state of Minnesota with 10,000 lakes far behind. Its notable lakes include Lake Iliamna, which is the third largest lake in the United States. Keep Learning.