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Latest ABR Final Exam Questions And Answers
[Show more]Latest ABR Final Exam Questions And Answers
[Show more]Based on electrode types and locations, there are ____ types of ECochG. - ANS 3 
 
What are the three types of ECochG? - ANS Extra tympanic, trans tympanic, tympanic membrane electrode 
 
There are three types of ECochG, based on what? - ANS Electrode types and locat...
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Add to cartBased on electrode types and locations, there are ____ types of ECochG. - ANS 3 
 
What are the three types of ECochG? - ANS Extra tympanic, trans tympanic, tympanic membrane electrode 
 
There are three types of ECochG, based on what? - ANS Electrode types and locat...
The exact HU value of an object may vary substantially depending on the kVp a CT scan is obtained with. True or False? - ANS True 
 
Partial Volume artifacts for CT images can be reduced by decreasing ________ 
image matrix, kVp, section thickness, or acquisition time ? - ANS section th...
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Add to cartThe exact HU value of an object may vary substantially depending on the kVp a CT scan is obtained with. True or False? - ANS True 
 
Partial Volume artifacts for CT images can be reduced by decreasing ________ 
image matrix, kVp, section thickness, or acquisition time ? - ANS section th...
Rate the body systems in order of decreasing radio-sensitivity. - ANS 1. Hematopoietic, Reproductive (2-5 Gy) 
2. Skin, cornea, lens of eyes, GI organs (10 Gy) 
3. Bone and cartilage 
4. Lungs, kidneys, Liver, Pancreas 
5. Muscle, brain, nerves, spinal cord (20 Gy) 
 
a. What are the compo...
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Add to cartRate the body systems in order of decreasing radio-sensitivity. - ANS 1. Hematopoietic, Reproductive (2-5 Gy) 
2. Skin, cornea, lens of eyes, GI organs (10 Gy) 
3. Bone and cartilage 
4. Lungs, kidneys, Liver, Pancreas 
5. Muscle, brain, nerves, spinal cord (20 Gy) 
 
a. What are the compo...
The Curie temperature is the temperature at which? - ANS Ferromagnetism is lost 
 
What value is required to convert dose in a gas chamber to dose in the medium? - ANS Mass stopping power ratio 
 
Laplacian operator, ^2 is? - ANS -_- 
 
Mutation doubling dose for humans is __ Gy...
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Add to cartThe Curie temperature is the temperature at which? - ANS Ferromagnetism is lost 
 
What value is required to convert dose in a gas chamber to dose in the medium? - ANS Mass stopping power ratio 
 
Laplacian operator, ^2 is? - ANS -_- 
 
Mutation doubling dose for humans is __ Gy...
Dmax of 6MeV - ANS 1.3 cm 
 
Dmax of 9MeV - ANS 2.2 cm 
 
Dmax of 12MeV - ANS 2.8 cm 
 
Dmax of 15MeV - ANS 3.4 cm 
 
Dmax of 18MeV - ANS 1.8 cm 
 
Why is there no Bragg peak for electrons? - ANS At the end of the track, the stopping power goes way up, but t...
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Add to cartDmax of 6MeV - ANS 1.3 cm 
 
Dmax of 9MeV - ANS 2.2 cm 
 
Dmax of 12MeV - ANS 2.8 cm 
 
Dmax of 15MeV - ANS 3.4 cm 
 
Dmax of 18MeV - ANS 1.8 cm 
 
Why is there no Bragg peak for electrons? - ANS At the end of the track, the stopping power goes way up, but t...
Roentgen to cGy - ANS 1 R = 0.876 cGy in air 
1 R = 0.97 cGy in tissue 
 
For I-125 
1 R = 0.886 cGy in tissue 
 
Units of air KERMA strength - ANS U = cGy x cm^2 / hr 
 
Radiation Units Ladder - ANS Activity -> Exposure -> Dose -> Equivalent Dose 
 
Radiation wei...
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Add to cartRoentgen to cGy - ANS 1 R = 0.876 cGy in air 
1 R = 0.97 cGy in tissue 
 
For I-125 
1 R = 0.886 cGy in tissue 
 
Units of air KERMA strength - ANS U = cGy x cm^2 / hr 
 
Radiation Units Ladder - ANS Activity -> Exposure -> Dose -> Equivalent Dose 
 
Radiation wei...
ABR Board Review Questions And Answers 
 
 
 
 
 
 
What is the cumulative DAP for fluoro studies? - ANS Depends on study time: 
Baseline, XR: 1 mGy*cm^2 
GI/GU: 20-30 Gy*cm^2 
median IR: ~200 Gy*cm^2 
high IR (spine): 600 Gy*cm^2 
 
What is the effective dose for fluoro studies? - ANS ...
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Add to cartABR Board Review Questions And Answers 
 
 
 
 
 
 
What is the cumulative DAP for fluoro studies? - ANS Depends on study time: 
Baseline, XR: 1 mGy*cm^2 
GI/GU: 20-30 Gy*cm^2 
median IR: ~200 Gy*cm^2 
high IR (spine): 600 Gy*cm^2 
 
What is the effective dose for fluoro studies? - ANS ...
ABR EXAM 2024 QUESTIONS WITH COMPLETE SOLUTIONS!! 
 
 
 
 
 
 
 
 
 
In order for a block to have as little penumbra as possible, what must be the requirements of the block? - ANS The block edge must be diverging 
 
In treatment planning, which factor takes into account the effects of the flatteni...
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Add to cartABR EXAM 2024 QUESTIONS WITH COMPLETE SOLUTIONS!! 
 
 
 
 
 
 
 
 
 
In order for a block to have as little penumbra as possible, what must be the requirements of the block? - ANS The block edge must be diverging 
 
In treatment planning, which factor takes into account the effects of the flatteni...
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