RADT 100 FINAL EXAM Questions and Answers 2026

RADT 100 FINAL EXAM 

1. Three things helped pave the way to the discovery of x ray:s1. Electricity 2.Vacuums 3. Image Recording Materials 2. who discovered to the concept of electromagnetic induction and how?: - 1831 - Michael Faraday induced electric current by moving a magnet in and out of a coil 3. Who produced the first radiograph, but wasn't credited for x-ray discovery?- : William Goodspeed produced a radiograph in 1890 • He was not credited with discovery of X rays 4. Who was credited of disocvering x -rays?: William Roentgen He became interested in cathode ray experiment with the Crooke's tube • He worked with this tube until he discovered x rays 5. Tell me about Thomas Edison:: Thomas Edison • Primary concern was working with fluoroscopy • Discovered the use of calcium tungstate over barium platinocyanide 6. Radioactivity: here certain elements spontaneously emit ray or subatomic particles from matter 7. What 3 were awarded the nobel prize for their work?: Pierre and Marie Curie, and Henri Becquerel at emits radiaften called were awarded the Nobel prize for their work 8. Are tubes now capable of producing accurate multiple exposures?: True 9. Improvements in cassettes, film holders, and image receptors have made them ...: durable and require less radiation -> make accurate diagnoses. 10. Specialized Areas: Radiation Therapy - not diagnostic - Therapy involves treating a patient who is already diagnosed with a disease. Nuclear Medicine radiopharmeceuticals Sonography - sound waves Special Procedures - Interventional radiology Mammography - of the breast; used to detect breast cancer; used to screen large segments of the population 11. Tracers (think artificially produced; nuc. med): Tracers are a substance th tion All of the radioactive compounds (tracers) used in nuclear medicine, o radionuclides or radiopharmaceuticals, are artificially produced.