RADR 1309 Test 1 Review Study Guide Questions
and Correct Answers | Latest Update
Michael Pupin
Ans: Developed the intensifying screen
Thomas Edison
Ans: Invested the fluoroscope
Monnel
Assignment Expert
Ans: Used x-rays to diagnose bone cancer
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Grubbe
Ans: 1st therapeutic of x-ray and used lead foils as a protective device
Beclere
2026
Ans: Coined the term "radiology"
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Daniel
Ans: 1st to report X-ray epilation
Thompson
Ans: 1st induced radiation injury
Hemmeter
Ans: Investigated gastric opaques
Henri Bequerel
Ans: Discovered that uranium is radioactive
Gustav Becky
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Ans: Develops anti scatter diaphragm
Kodak
Ans: Film with a cellulose nitrate base
1920
Ans: American Society of Radiologic Technologists formed
1933
Ans: 1st schools for training technologists
Assignment Expert
1951
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Ans: Cobalt 60; 1st used in radiation therapy
1962
Ans: 5rem/yr established as limit
2026
1964
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Ans: Ultrasound introduced in medicine
1970
Ans: CT introduced
1978
Ans: MRI introduced
History of medicine
Ans: Hippocrates (460-370 B.C.)
Patient observation, preventative care, ethical conduct, and patient rights
19th century Louis Pasteur proved Germ Theory of Infection
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1953 Francis Crick and James Watson discovered DNA
Roentgen's discovery of x-rays
Ans: German Physicist: Wihelm Conrad Roentgen
Experimenting with a "Crooke's" vacuum tube
Barium plantinocyanie (glow)
November 8th 1895 was the day that Roentgen discovered X-ray
Diagnostic exams
Assignment Expert
Ans: General x-rays, chest, extremity, spine, IVU, fluoroscopy, and
therapeutic
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Speciality Areas of Radiology
Ans: Mammography: special training after OJT; diagnostic exam of
2026
breast; ionizing radiation
Bone Densitometry: used to diagnose osteoporosis; dual-energy x-ray
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absorptientry scan; ionizing radiation
CT (computed tomography): uses ionizing radiation to scan thin sections
of body
Magnetic Resonance Imaging (MRI): magnetic field, radio waves, and
computer
Ultrasound: high frequency sound waves; diagnostic and cardiac
Radiologist
Ans: Physician (specialist)
4 years college
4 years medical school