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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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Biology 124 (iTuro)
The origins and types of ionizing radiation; Background radiation; Interactions of radiation with matter
Pair production
Pair production
a short video illustrating the process of pair production
Click
https://www.youtube.com/embed/lhCmkkroDTM
link to open resource.
◄ Compton scattering
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Announcements
A history of the atomic model -- in song!
Types if ionizing radiation, their sources, and characteristics -- sing along!
Photoelectric effect
Compton scattering
Radiation dosimetry and safety -- in song!
The radiation syndromes -- in song!
Treatment of irradiated organisms -- in song!
Astronaut's DNA no longer matches that of his identical twin, NASA finds
Nuclear science in agriculture
Nuclear waste neutralizing bacteria
The people who moved to Chernobyl
People are sitting in mines and deliberately breathing radioactive air
Fukushima residents return despite radiation
Chernobyl: the end of a three-decade experiment
Space station mold survives 200 times the radiation dose that would kill a human
Space radiation does not have a strong impact on mortality of astronauts and cosmonauts
Low doses of radiation promote cancer-capable cells
Radiation-bacteria combo nearly wipes out Asian tiger mosquitoes on two islands
Radiation dosimetry and safety -- in song! ►