Going to be a nurse? Then here are a few things you should know how to do. Follow along with this nursing how-to video to learn how to insert a nasogastric tube in a live person. Watch the demonstration of NG insertion on a live patient. Once you pass around the septum ask the patient to bend their head forward to advance the NG tube into the stomach. Practice inserting a nasogastric tube on a manikin during lab to perfect this technique. And remember to always have your equipment ready before beginning this procedure.