This is an adaptation of the Chinese kung-work, and ho-together. The Anglicized term gung ho became widely known in English as a slogan that was adopted in WWII by the United States Marines under General Evans Carlson. The New York Times Magazine reported this in 1942:
A white blood cell (WBC) scan is an imaging test that uses a radioactive material called a tracer. It looks for infection or inflammation in the body. It is a type of nuclear scan.
An elevated white blood cell count is a laboratory findings on analysis of your blood. One of the most common blood tests that is obtained in the ER is a CBC or a Complete Blood Count. It looks at the amount of red blood cells, platelets and white blood cells in your blood. White blood cells are a part of the body's immune system.