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infection control
| Term | Definition |
|---|---|
| negative terminal | cathode |
| positive terminal | anode |
| used to regulate the size of the beam leaving the tube, helping to avoid stray radiation | collimator |
| open ended tube | position indicating device |
| central beam that comes from x-ray tube head | primary radiation |
| x-rays strike patient or come in contact w any matter or substance | secondary radiation |
| deflected from its path as it strikes matter | scatter radiation |
| escapes in all directions from tube or tubehead | leakage radiation |