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Biology 124 (iTuro)
General
Introduction: Review of pertinent atomic physics
The origins and types of ionizing radiation; Background radiation; Interactions of radiation with matter
Measurement of radiation dose
Dosimetry of internally administered radionuclides
Direct and indirect action of radiation; Target theory and the interpretation of survival data
The Oxygen Effect; Metabolic expression of radiation injury
The nucleus; Effects of ionizing radiation on the genetic material
Effects of ionizing radiation on chromosome structure
Effects of ionizing radiation on the mitotic apparatus
Relative radiosensitivity of the nucleus and cytoplasm; Effects on the whole organism: lethal effects
The Radiation Syndromes: The early effects
The genetic and the late somatic effects
Treatment of irradiated organisms
Reading assignments
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Biology 124 Radiation Biology (iTuro)
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Department of Biology
Biology 124 (iTuro)
Weekly outline
General
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Forum
Introduction: Review of pertinent atomic physics
A history of the atomic model -- in song!
URL
The origins and types of ionizing radiation; Background radiation; Interactions of radiation with matter
Types if ionizing radiation, their sources, and characteristics -- sing along!
URL
Photoelectric effect
URL
Compton scattering
URL
Pair production
URL
Measurement of radiation dose
Dosimetry of internally administered radionuclides
Radiation dosimetry and safety -- in song!
URL
Direct and indirect action of radiation; Target theory and the interpretation of survival data
The Oxygen Effect; Metabolic expression of radiation injury
The nucleus; Effects of ionizing radiation on the genetic material
Effects of ionizing radiation on chromosome structure
Effects of ionizing radiation on the mitotic apparatus
Relative radiosensitivity of the nucleus and cytoplasm; Effects on the whole organism: lethal effects
The Radiation Syndromes: The early effects
The radiation syndromes -- in song!
URL
The genetic and the late somatic effects
Treatment of irradiated organisms
Treatment of irradiated organisms -- in song!
URL
Reading assignments
Astronaut's DNA no longer matches that of his identical twin, NASA finds
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Nuclear science in agriculture
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Nuclear waste neutralizing bacteria
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The people who moved to Chernobyl
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People are sitting in mines and deliberately breathing radioactive air
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Fukushima residents return despite radiation
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Chernobyl: the end of a three-decade experiment
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Space station mold survives 200 times the radiation dose that would kill a human
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Space radiation does not have a strong impact on mortality of astronauts and cosmonauts
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Low doses of radiation promote cancer-capable cells
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Radiation-bacteria combo nearly wipes out Asian tiger mosquitoes on two islands
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