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Seeram Rad Prot
Radiation Protection
| Question | Answer |
|---|---|
| An effect for which the probability of occurence increases with increasing radiation dose is termed? | Stochastic effect |
| An effect for which the severity of the effect increases with increasing dose and for which a threshold dose exists is referred to as; | Deterministic effect/ nonstochastic |
| Name some Late somatic effects | cataracts,CA,embryo effects,life span shortening |
| What does ALARA stand for? | As low as reasonably achievable |
| What are the two types of radiation? | particulate and electromagnetic |
| Electromagnetic radiation includes what kinds of radiation? | X-rays and Gamma rays |
| The x-ray is most closely related to what other type of radiation? | Gamma |
| Scintillators that are in personnel monitoring devices emit _____ when exposed to ionizing radiation. | Light |
| Where should you wear your personnel monitor device? | Collar level, outside of the apron |
| The most common type of personnel monitoring device is? | OSL |
| Alpha particles contain what? | 2 protons and 2 neutrons |
| For x-rays and gamma rays ,biological damage is the result of what type of interactions? | Direct(DNA) and Indirect(interact w/ h20molecule) |
| What are somatic effects? | biologic effects that happen in all tissue and individuals except genetic |
| Genetic effects affect what? | the DNA and the next generation of children |
| One joule of energy absorbed in each kilogram of absorbing material defines the>? | Gray |
| Radiation rating factor for x-ray and gamma? | 1 |
| The sum of the weighted equivalent doses for all irradiated tissues and organs is? | Effective dose |
| A device that detects radiation contamination w/ no actual measurement? | Geiger Muller surveyor |
| Negatively charged and are very light and identical to electrons? | beta particles |
| An inner shell e- is knocked out of orbit causing a photoelectron is known as what type of interaction | Photoelectric absorption |
| When an X-ray photon comes in and hits a loosley bound outer shell e-, causing a scatter e- and a photon with less energy is? | Compton Scattering |
| Name some Early Somatic effects. | Hematopoietic(blood changes), GI syndrome, CNS syndrome |