MRI – B 30 Dec Welcome to your MRI - B Professional Name: Email: Contact #: [The difference between the images demonstrated in Figure is the:] Image on the left is a fat suppressed image Image on the right is a fat suppressed image Image on the left shows gadolinium enhancement Image on the right shows gadolinium enhancement None Comment . [On T2-weighted MR images, hemangiomas of the liver appear:] Hyperintense to normal liver Hypointense to normal liver Isointense to normal liver Only with contrast enhancement None . [To evaluate the intervertebral disk in the lumbar spine, imaging (Figure) isgenerally performed in the:] Axial imaging plane Sagittal imaging plane Coronal imaging plane Off-axis (oblique) imaging plane None Comment . [When entering data on a patient’s chart, the technologist must be sure to:] Sign and date the entry Date the entry, record the time, and sign using name and credentials Date the entry, record the time, and indicate your department Date the entry and sign using name and credentials None . [Which of the following best describes an IR sequence?] A 90° pulse followed by a 180° pulse A 180° pulse followed by a 90°/180° combination A “train” of gradient echoes A “train” of spin echoes None . [On Figure arrow D is pointing to the:] Ascending aorta Right pulmonary artery Left pulmonary artery Descending thoracic aorta None Comment . [Family members and ancillary personnel accompanying the patient into the scan room:] Need not be screened because they are not undergoing MRI Can enter the scan room to check on the patient but cannot stay during scanning Should be screened as if they are going through the procedure themselves Must wear a lead apron during the procedure None . [Increasing the matrix:] Increases scan time Inverts scan time Does not affect scan time Decreases scan time None . [On Figure arrow K is pointing to the:] Spinal artery Common iliac artery Internal iliac artery External iliac artery Femoral artery None Comment . [On Figure arrow B is pointing to the:] Femur Patella Femoral condyle Tibial plateau Tibial spine None Comment . [On Figure arrow E is pointing to the:] Trapezius muscle Deltoid muscle Rotator cuff Biceps muscle None Comment . [On Figure arrow B is pointing to the:] Right vertebral artery Left vertebral artery Right common carotid artery Left common carotid artery Right carotid bifurcation None Comment . [On Figure arrow J is pointing to the:] Rectus abdominus muscles Oblique muscles Psoas muscle Lumbar vertebral body Intervertebral disk None Comment . [Collecting the low frequency (high amplitude signal) data points in k-space at the start of the scan (in a rectilinear fashion) is known as:] Linear Centric Elliptic centric Reverse centric None . [Reducing the TE:] Increases SNR Inverts SNR Does not affect SNR Decreases SNR None . [When performing a dynamic perfusion exam of the brain utilizing a gadoliniumbased MR contrast agent, the result of the T2* shortening is:] Increased MR signal Reduced MR signal Increased acquisition time Increased chemical shift artifact None . [On Figure arrow J is pointing to the:] Vertebral body Spinal cord Spinal canal Erector spinae muscles None Comment . [On Figure arrow C is pointing to the:] Genu of the corpus callosum Body of the corpus callosum Splenium of the corpus callosum Lateral ventricle None Comment . [Which of the following is an example of battery?] Threatening the patient Sharing patient information with another technologist in the work area Imaging the incorrect body part Using an immobilization device None . [On Figure arrow B is pointing to the:] Humerus Radius Ulna Capitellum None Comment . Time's up
