
Introduction to Neural Imaging
Quiz by OASIS
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32 questions
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- Q1An observer looking from the axial view would be looking as though from the patient’s ________________.Top of headBack of headFeetFace30s
- Q2In computerized tomography, white matter will present as what color?Light greyBlackVery whiteMedium grey30s
- Q3In a T1 MRI, an acute infarct will present itself as what color?Dark greyWhiteLight grey30s
- Q4In an MRI, areas of the brain that are active have decreased blood flow relative to a less active state.TRUEFALSE30s
- Q5What is normally done to compensate for SPECT/PET’s limited resolution?Nothing, SPECT/PET’s do not have limited resolution.A different unstable radioactive substance is utilized that emits greater raysThey are combined with an MRI which allows underlying structures to be viewedA compound that has a longer half life is utilized.30s
- Q6Which portion of the internal capsule separates the caudate nucleus and the lenticular nuclei?Posterior limbInferior limbGenuAnterior limb30s
- Q7Which one is these is not one of the benefits of a Computerized Tomography scan?It can be rapidly doneIt is cost effectiveIt can clearly show acute and subacute hemorrhages in meningeal spacesIt clearly differentiates white from grey matter30s
- Q8A Magnetic Resonance Imaging machine induces the magnetic resonance of what atomic structure?ProtonsNeutronsElectronsCo230s
- Q9Which form of MRI is enhanced by a radiofrequency pulse (fast resonance)?T3T2T130s
- Q10On a T1 MRI, bone and air will appear_____--.WhiteVery BlackLight GreyDark Grey30s
- Q11On a T2 MRI, CSF will appear ________.Very whiteLight GreyVery blackDark Grey30s
- Q12Abnormalities such as an acute infarct, acute ischemia, and subacute ischemia will all appear what color on a T1 MRI?Light GreyWhiteVariableDark Grey30s
- Q13Which of the following is not a benefit of using an MRI?The images can be manipulated to visualize abnormalitiesIt can show great detail of the brainMRIs are more detailed than a CT scanIt is more useful in acute situations or trauma30s
- Q14Which of the following can be injected into the vasculature to allow visualization of blood vessels and tumors in the brain?VanadiumLanolinGadoliniumActinium30s
- Q15Areas in the brain that are active have increased blood flow relative to a less active state.TRUEFALSE30s