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Radiolgy chap1
| Question | Answer |
|---|---|
| German physcicsts discovered x-rays on Friday November 8, 1895 | Wilhelm Conrad Roentgen |
| How it began | He was experimenting with cathode rays outside of glass tube when he noticed a fluorescent light coming from the corner of the room |
| The 1st x-ray was taken of what? | His wife's Anna hand |
| X stands for | Unknown |
| Roentgen won the first Nobel Prize in? | Physics in 1901 |
| When did he die? | February 10, 1923 of colon cancer |
| What is Radiation | energy transmitted by waves through space and matter |
| What is energy? | the capacity to operate or work |
| Mechanical Energy | Sound, Ultrasound |
| Electrical | EKG, EEG |
| Electromagnetic | Radio waves, MRI, non-ionizing, Gamma Radiation |
| HEat | Thermograms |
| Nuclear | Nuc Med emits gamma Radiation( a form of electromagnetic radiation) and is able to ionize atoms |
| What is Ionization? | a process by which a neutral atom gains or loses an electron, thus acquiring a net charge |
| X-rays are a man-made form of what? | electromagnetic energy |
| x-rays are created when electrons moving at high speed are? | suddenly stopped |
| what is a photon? | the smallest unit of light. zero mass and no electric charge |
| The speed of light travels at? | 299,792,458 m/s 186,282 miles per second |
| EInstein's Theory of Relativity | implies that nothing can go faster than the speed of light |
| Almost none of the electromagnetic spectrum can reach? | the surface of the earth |
| X-rays have? | very short wavelengths, very high energy |
| Gamma ray | highst energy, shortest wavelength |
| What is angiography? | study of the blood vessels after the injection of a contrast |
| Cardiac Catherization | a catheter is placed into one of the heart's chambers |
| Coronary Arteriography | helps to diagnose atherosclerosis |
| Angioplasty | treatment for a blocked blood vessel |
| What is a Technologist? | skilled in a practical art/higher-level of problem solving skills and education requirements. |
| What is a Technician? | Technical detail/work under supervision |
Created by:
leslier
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