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spec: It is sometimes given in the hospital setting , either through a vein ( intravenously , or IV ) or by mouth . There is no escaping the fact that the loss of teachers , health workers and civil servants at the rates witnessed today threatens deterioration and eventual collapse . Unfortunately , there was barely any more such radical departures and experimentation . Chemotherapy can be administered orally or through a vein into the blood stream . You will receive insulin and other fluids through a vein ( intravenous , or IV ) to bring your blood sugar down and correct the dehydration . In systemic treatment , such as chemotherapy , a drug is infused into the body through a vein and then circulates , often causing toxic side effects that are especially challenging in children . `` Moreover , participants often do not know the people with whom they're conversing , so they're less likely to make jokes or make wry comments . Ernest Gellner 's theory holds that the national state is in a certain sense the natural or normal form of the state in industrial or civilized society . Finally , I wish to express my thanks to all colleagues who have worked very hard to make this possible . In these tests , dye is injected into the bloodstream through a vein in your arm .