The pump: Most insulin pumps are about the size of a pager, and contain a reservoir of insulin, the pumping mechanism, battery, computer chip and screen. They are outside of the body, so they are called external pumps.
The mission of the Marine Reserve is to augment and reinforce active. Marine forces in time of war, national emergency or contingency. operations, provide personnel and operational tempo relief for the. active forces in peacetime and provide service to the community.
For example, Mission of the Army Reserve The Army Reserve's mission, under Title 10 of the U.S. code, is to provide trained and ready Soldiers and units with the critical combat service support and combat support capabilities necessary to support nation strategy during peacetime, contingencies and war.