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Introduction to Neural Imaging

Quiz by OASIS

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32 questions
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  • Q1
    An observer looking from the axial view would be looking as though from the patient’s ________________.
    Top of head
    Back of head
    Feet
    Face
    30s
  • Q2
    In computerized tomography, white matter will present as what color?
    Light grey
    Black
    Very white
    Medium grey
    30s
  • Q3
    In a T1 MRI, an acute infarct will present itself as what color?
    Dark grey
    White
    Light grey
    30s
  • Q4
    In an MRI, areas of the brain that are active have decreased blood flow relative to a less active state.
    TRUE
    FALSE
    30s
  • Q5
    What 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 rays
    They are combined with an MRI which allows underlying structures to be viewed
    A compound that has a longer half life is utilized.
    30s
  • Q6
    Which portion of the internal capsule separates the caudate nucleus and the lenticular nuclei?
    Posterior limb
    Inferior limb
    Genu
    Anterior limb
    30s
  • Q7
    Which one is these is not one of the benefits of a Computerized Tomography scan?
    It can be rapidly done
    It is cost effective
    It can clearly show acute and subacute hemorrhages in meningeal spaces
    It clearly differentiates white from grey matter
    30s
  • Q8
    A Magnetic Resonance Imaging machine induces the magnetic resonance of what atomic structure?
    Protons
    Neutrons
    Electrons
    Co2
    30s
  • Q9
    Which form of MRI is enhanced by a radiofrequency pulse (fast resonance)?
    T3
    T2
    T1
    30s
  • Q10
    On a T1 MRI, bone and air will appear_____--.
    White
    Very Black
    Light Grey
    Dark Grey
    30s
  • Q11
    On a T2 MRI, CSF will appear ________.
    Very white
    Light Grey
    Very black
    Dark Grey
    30s
  • Q12
    Abnormalities such as an acute infarct, acute ischemia, and subacute ischemia will all appear what color on a T1 MRI?
    Light Grey
    White
    Variable
    Dark Grey
    30s
  • Q13
    Which of the following is not a benefit of using an MRI?
    The images can be manipulated to visualize abnormalities
    It can show great detail of the brain
    MRIs are more detailed than a CT scan
    It is more useful in acute situations or trauma
    30s
  • Q14
    Which of the following can be injected into the vasculature to allow visualization of blood vessels and tumors in the brain?
    Vanadium
    Lanolin
    Gadolinium
    Actinium
    30s
  • Q15
    Areas in the brain that are active have increased blood flow relative to a less active state.
    TRUE
    FALSE
    30s

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