The intestine (colon or ileum) is brought to the stoma to create an artificial outlet for the gastrointestinal tract (ostomy). This allows safe removal of waste material from food digestion when a portion of the intestine is removed or needs time to heal.
Key difference: The main difference between USA and Canada is in their government. USA is a federal constitutional republic, whereas Canada is a constitutional monarchy. Further differences include geographic and climate. Canada also differs in its stance against some political and cultural aspects.
The United States and Canada should merge. Unfortunately, the reverse is happening. They share geography, values, and a gigantic border, but the two countries are on a slow-motion collision courseâwith each other and with the rest of the world. Since they signed a free trade agreement in 1987, the U.S.-Canada border has become more clogged than ever, hurting trade and tourism.