Preview: MEDICAL IMAGING / RADIOGRAPHY

A stochastic radiation effect is characterized by: Context: regional referral hospital. [Medical Imaging/Radiography Degree Graduate Practice Set 2, Case 15]

A Severity always increasing above a fixed threshold only B Immediate mechanical injury C Probability increasing with dose without a clear threshold D No relationship to radiation E Only equipment damage

In CT, increasing pitch while other factors remain comparable can generally: Context: quality-assurance review. [Medical Imaging/Radiography Degree Graduate Practice Set 2, Case 3]

A Convert CT to MRI B Prevent reconstruction C Remove the need for protocol optimization D Change scan speed and radiation dose characteristics E Eliminate all radiation

MRI signal fundamentally depends on properties of: Context: teaching hospital. [Medical Imaging/Radiography Degree Graduate Practice Set 2, Case 72]

A Ultrasound crystals only B Gamma cameras only C Visible photons D Nuclei such as hydrogen interacting with magnetic fields and radiofrequency pulses E Ionizing X-rays only

In nuclear medicine, a radiopharmaceutical combines: Context: emergency setting. [Medical Imaging/Radiography Degree Graduate Practice Set 2, Case 57]

A A laser with iodine B A magnet with ultrasound gel C An antibiotic with contrast only D A grid with film E A radionuclide with a biologically relevant carrier or compound

In nuclear medicine, a radiopharmaceutical combines: Context: emergency setting. [Medical Imaging/Radiography Degree Graduate Practice Set 2, Case 89]

A A laser with iodine B A radionuclide with a biologically relevant carrier or compound C A magnet with ultrasound gel D A grid with film E An antibiotic with contrast only

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MEDICAL IMAGING / RADIOGRAPHY – DEGREE QZ02

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