2016 AAPM Annual Meeting
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Session Title: Radiation Countermeasures Research and Development
Question 1: Which statement is false about Gamma Ionizing Radiation differ?
Reference:http://www.radsource.com/assets/library/GammavsX-rayComparison.pdf
Choice A:Gamma radiation emits alpha and beta radiation.
Choice B:Gamma and X-ray electromagnetic radiation possess similar amounts of energy.
Choice C:An alpha scintillation counter can detect gamma radiation.
Choice D:A Geiger counter can be used to detect low levels of gamma radiation.
Question 2: Increased access to radiotherapy around the world will increase curability. This will be based on:
Reference:(Ref: Atun, R. et al. 2015. Expanding global access to radiotherapy. Lancet Oncol 16: 1153-1186)
Choice A:Using radiation plus molecular target drugs.
Choice B:Implementing familiar technology.
Choice C:Implementing IGRT.
Choice D:Using IGRT to enhance immune checkpoint blockade.
Question 3: Radiation-induced fibrosis is....
Reference:(Ref: Prasanna P.G. et al. 2012. Normal tissue protection for improving radiotherapy: Where are the gaps? Trans Cancer Res. 1:35-48).
Choice A:Asymptomatic.
Choice B:Involves vascular damage and collagen deposition.
Choice C:Reversible.
Choice D:Acute response.
Question 4: The LD50/30 whole body dose for humans WITHOUT supportive care has approximately what value?
Reference:Anno, G. H.*; Young, R. W.†; Bloom, R. M.*; Mercier, J. R.‡ DOSE RESPONSE RELATIONSHIPS FOR ACUTE IONIZING-RADIATION LETHALITY Health Physics: May 2003 - Volume 84 - Issue 5 - pp 565-575
Choice A:2 Gy
Choice B:4 Gy
Choice C:6 Gy
Choice D:8 Gy
Choice E:10 Gy
Question 5: A desirable midline dose rate for total body research irradiations with large animals is which of the following?
Reference:Anno, G. H.*; Young, R. W.†; Bloom, R. M.*; Mercier, J. R.‡ DOSE RESPONSE RELATIONSHIPS FOR ACUTE IONIZING-RADIATION LETHALITY Health Physics: May 2003 - Volume 84 - Issue 5 - pp 565-575
Choice A:8 cGy/min
Choice B:80 cGy/min
Choice C:800 cGy/min
Question 6: Which of the following parameters has the greatest impact on dose delivery for research irradiations using a 100 kV x-ray unit?
Reference:Anno, G. H.*; Young, R. W.†; Bloom, R. M.*; Mercier, J. R.‡ DOSE RESPONSE RELATIONSHIPS FOR ACUTE IONIZING-RADIATION LETHALITY Health Physics: May 2003 - Volume 84 - Issue 5 - pp 565-575
Choice A:mA (beam current)
Choice B:field size
Choice C:source-to-target difference
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