Windows of Susceptibility electromagnetic Breast radiation UNIVERSITY OF Cancer Cincinnati Risk Dept of Env Hlth play online EMR - electromagnetic radiation electromagnetic WORD CLUEs EMR - electromagnetic radiation radiation Across 1. It is __ responsibility to be aware of risks from radiation of all types, 2. What we see as color is really what nm of wavelength objects ______, play 3. Nuclear medicine procedures such as a ____ scan also emit ionizing radiation, online 4. Ultraviolet waves are 10 billionth of a meter and can ____ skin about 10 nm to 400 nm, 5. The characteristics of _____ of visible light come from frequency and wavelength, 6. Even non-ionizing light such as microwaves can ______tissue, 7. X rays for diagnosing ______and injury is ionizing, 8. When ionizing radiation strikes ___ there can be damage, 9. Wikipedia says that EM consists of waves that are synchronized oscillations of ______and magnetic fields, 10. Radioactive materials can ____ ionizing radiation, 11. Breast cancer risk as cuased by mammography may be underestimated some ______believe, 12. Many 3D mammography units _____ the patient to greater radiation than 2D mammography, 13. The frequency of the wave increases from very low to the highest which is _____ rays, 14. Light in the visible spectrum is not considered, 15. Unit of measure of wave frequency, 16. Light which damages cells is called ______radiation, 17. The distance between two wave peaks in EMR is called the greek eltter ______or L, 18. AM radio waves at 750 on the radio dial or 750 kilohertz are about 400 meters ____, 19. Visible light is between 400 and 700 billionths of a _____, 20. FM radio waves at 100 or the radio dial or 100 megahertz are about 3 ______long, 21. Having the BRCA gene mutation makes women ____ vulnerable to the damage of X-rays, 22. A measure of the length of a wave, 23. Chest X-rays increase breast cancer risk the greatest amount if given during ______, 24. Countless consumer products use EMR such as ______, 25. Chest X-ray in childhood is a ____ factor for breast cancer in later life, 26. Generall there is NO ____ dose of ionizing radiation, 27. Understanding EMR is important for health and ______, 28. Humans cannot feel or ___ ionizing radiation, 29. X-rays go from 10 billionts to 10 trillionths of a meter or 0.01 nm to 10 nm, 30. Ultraviolet light can cause damage to the ____ and some wavelengths of UV can cause ionizing damage, 31. Gamma rays are super short at less then ten trillionths of a meter about 0.02 nanometeres, 32. The abreviation for very high frequency radio waves, 33. Airport security may use backscatter ____ for detecting wepons, 34. The main carcinogenetic effect of UVA radiation is by creating reactive oxygen species while ___ at 280 to 320 nm does more direct DNA damage, . Down

1. TV waves are about one millimeter, 2. In physics light ___ occupy 4 dimensions X Y Z and time, 3. The calibration of the X-ray equipment can _____ the radiation that one receives, 4. Young ____ at time of exposure increases liklihood of damage from radiation, 5. Ionizing radiation is a firmly established environmental cause of ______cancer, 6. Ionizing radiation can lead to tissue damage mutation ______and death, 7. Unlike gamma rays which are the most energetic EMR ______rays are NOT EMR but electromagnetic EMR - electromagnetic radiation radiation protons and atomic nuclei, 8. The FDA gives 300 millirad as the maximum ____ allowable, play 9. Electromagnetic radiation has an anacronym which is, online 10. Women with mutations in DNA repair _____ appear to be more susceptibile to ionizing radiation damage, 11. Infrared is at the border with visible light and can be felt as ____, 12. Older mammography machines typically delivered a ______dose of radiation, 13. Of all the EMR only about one sixth of all the light can be recognized as light by by ______, 14. Microwaves range from one mm long to about 12 ______, 15. X-rays and gamma rays are ______human carcinogens, 16. LASER light is also electromagnetic ______, 17. All electromagnetic radiation is called _____ by physicists, 18. The speed of EMR is 186000 _____ per second, 19. Visible light is ___-ionizing radiation, 20. The properties of ionizing radiation that damage cells is that their energy can bump electrons out of their ______, 21. The electric and magnetic fields are perpendicular to each _____, 22. Cell _____ emit EMR which is non-ionizing, 23. Radio waves are the lowest frequency then microwave infrared visible ultraviolet xrays and gamma rays, 24. CT or computed tomography _____ also emit X-rays, 25. A graph of all the wave lengths is called a ______, 26. Damage from environmental (including medical) X-rays accumulates over ____, 27. There are ___ ways used to characterize light is by frequency and wavelength, 28. For radio waves in which the human voice is fouind it is called ultra low frequency, about 300 hz or 1 nanometer, 29. Not all light is ______, 30. This is the acronym for ultra high frequency radio waves which are shorter than VHF, 31. The notion that darkening the skin by sunbathing or deliberate exposure to UV beds thereby getting a ___ is healthful is untrue, 32. The wavelength of UV light 320 to 400 nm also called ___ is responsible for tanning or the increase in cutaneous melanin, 33. This UV does not penetrate the atmosphere readily is 280 – 100 nm in wavelength the shortest in the UV group, 34. The visible light we see as rainbow _____ is a very very small part of all radiation, 35. Whatever the source of reactive oxygen species within cells these cause the body to ____, wavelength non-ionizing radiation ionizing radiation radio micro IR UV x-ray gamma waves waves

62,000 miles 6.2 inches 0.00000000 0.00000000 62miles 000000000 000000000 0.00006 inches 0006 inches 0000000006 100,000,000, inches 000,000, 100,000,000, 100,000, 000 nm 000,000 nm 000 nm 1000 nm 1 nm 0.01 nm http://chemwiki.ucdavis.edu/Physical_Chemistry/Spectroscopy/Fundamentals/Electromagnetic_Radiation Answers