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.
U.S. Assistance to Canada. The United States provides no foreign assistance to Canada. Bilateral Economic Relations. The United States and Canada share the world's largest and most comprehensive trading relationship, which supports millions of jobs in each country.anada maintains an embassy in the United States at 501 Pennsylvania Avenue, NW, Washington, DC 20001 (tel.202-682-1740). More information about Canada is available from the Department of State and other sources, some of which are listed here: