PPT-Risk Managing Acute Ionising Radiation

Exposure Dr David J Heslop Radiation Hazards Nonionising Electromagnetic spectrum Ionising Alpha Beta Gamma Neutron Xradiation Routes of Exposure Direct exposure line of sight Secondary exposure. The US Environmental Protection Agency EPA is responsible for advising the government on radiation hazards and regulating certain sources of radioactivity in the environment This booklet provides basic facts about radiation science as well as inform Uranium 238 (U238) Radioactive DecayHere we are concerned mainly with ionising radiation from the atomic nucleus. It occurs in two forms, rays and particles, at the high frequency end of the energy Io Learning Objectives. I must be able to recall when ionising radiation is emitted. . I should be able to describe the three types of ionising radiation.. I might be able to explain the dangers of ionising radiation.. Ionising radiation Radiation is all around us all day, every day. It sustains our lives. We see because our eyes detectradiation, whether from the sun or from a glowingfire, keeps us warm. We often co Continued. Minimising Exposure. As any exposure to ionising radiation could potentially damage cells and lead to cancer, . w. hen handling radioactive materials and in situations where workers are exposed to ionising radiation the ALARA principle should be employed.. Fact . vs. Fiction. Disclosures. No financial disclosures for myself or family. No off label uses will be discussed. One exception: I am a radiologist. 25+ years selling . xrays. for a living. Mortgages and college tuition still to pay. transmitted. absorbed. reflected. 1. transmission. Radiation passes through atmosphere unimpeded.. Shortwave and longwave “windows” . 2. absorption. Energy is transferred to absorber; absorber emits energy. What type of radiation is most harmful It depends on whether your exposure to radiation is internal or external beta particles Radioactive materials thatRadiation can affect the bodyThese adverse hea What are they? . exposure … contamination. Are they the same?. Radioactivity. Spontaneous emission of radiation from the nucleus of an unstable isotope. Disintegration Decay. Demonstrate Decontamination. Radiation refers to the process that is concerned with the passage of energy between places through space. . It is the radiation generated by sun that . regulates the temperature of earth. . . CLASSIFICATION OF RADIATION: ionizing or non-ionizing types. . 199 Daniel N DeMaio, MEd, R.T.(R)(CT) S ince its development in the early 1970s, com - puted tomography (CT) has secured a place among important diagnostic imaging proce - dures, helping to save coun The facts about food irradiation Food Act 2006 The facts about food irradiation – July 2018 - 2 - Does irradiation affect the food’s nutritional value?All food preservation methods change th 231 Vol. 25, No. 5: 231–242 Contamination of food with microorganisms, particularly pathogenic non-sporeforming bacteria, is one of the most significant public health prob - lems and an importa kindly visit us at www.examsdump.com. Prepare your certification exams with real time Certification Questions & Answers verified by experienced professionals! We make your certification journey easier as we provide you learning materials to help you to pass your exams from the first try. Professionally researched by Certified Trainers,our preparation materials contribute to industryshighest-99.6% pass rate among our customers.