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 is bordered by Canada on the north and Mexico on the south, and it shares water borders with Russia towards the northwest as well.s for Canada, its territories extend to the Arctic Ocean to the north, the Pacific Ocean and Alaska towards the west, Newfoundland and the Atlantic Ocean on the east, and the United States on the south.