The Biological and Medical Effects of Radiation

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Effects of Radiation on Cells • Living tissues are injured due to the transfer of energy to the molecules in the cellular structure. • These molecules become excited and the following can result: • Production of free radicals • Breakage of chemical bonds • Damage to molecules that regulate essential processes (ie. DNA and RNA)
Effects of Ionizing Radiation http://www.youtube.co m/watch?v=uN82GLQ YAUQ http://www.windows.ucar.edu/earth/Lif e/images/radiation_dna_damage_ big.jpg http://www.radiation-scott.org/radsource/4341-3.gif
Page 1 and 2: The Biological and Medical Effects
Page 3 and 4: Types of Radiation • There are ma
Page 5: Types of Ionizing Radiation • Gam
Page 9 and 10: Background Radiation We are constan
Page 11 and 12: Danger of Low Dose Radiation • Lo
Page 13 and 14: Putting Risk into Perspective • A
Page 15 and 16: Acute Effects of Whole Body Exposur
Page 17 and 18: Lethal Doses • Mammals LD 50 =350
Page 19 and 20: Different Stages - Initial Stage
Page 21 and 22: Different stages - Late • Period
Page 23 and 24: Levels at Hiroshima/Nagasaki 1 Siev
Page 25 and 26: Famous Survivors • Sadako Sasaki
Page 27 and 28: • Hundreds of times more radioact
Page 29 and 30: Questions • Should the US governm
Page 31 and 32: Continued • Nonionizing: radiatio
Page 33 and 34: Symptoms • Appear sooner with hig
Page 35 and 36: Syndromes • Prodromal Syndrome
Page 37 and 38: Long Term Effects • Cataract Indu
Page 39 and 40: Testing and Diagnosis • Known Exp
Page 41 and 42: Treatments and Drugs • Goals •
Page 43 and 44: Supportive Treatment • Additional
Page 45 and 46: What is Radiation Therapy? • Radi
Page 47 and 48: Side Effects of Radiation Therapy
Page 49 and 50: Effects on Cancer • Response base
Page 51: Discussion • Should physicians co

The Biological and Medical Effects of Radiation

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