Specialized Imaging Techniques in Radiologic Technology

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Questions and Answers

What is the optimal choice for demonstrating pathologic conditions according to the text?

  • Ultrasound (correct)
  • MRI
  • CT scan
  • Nuclear medicine

Which imaging modality best demonstrates body structures, as stated in the text?

  • Nuclear medicine
  • MRI
  • CT scan (correct)
  • Ultrasound

What is the main focus of nuclear medicine, SPECT, and PET imaging techniques according to the text?

  • Creating optimal quality images
  • Detecting pathologic conditions (correct)
  • Producing screening images
  • Demonstrating body structures

Which imaging modality uses fusion techniques to produce high-quality images in patients with various pathologic conditions?

<p>Nuclear medicine (C)</p> Signup and view all the answers

What distinguishes mammography imaging protocols from diagnostic mammography imaging protocols?

<p>Pathology detection capability (D)</p> Signup and view all the answers

Which imaging modality has been highlighted for requiring a broader skill set from the radiographer?

<p>CT scan (D)</p> Signup and view all the answers

What imaging technique has been replaced by CT in the 1970s?

<p>Pneumoencephalography (D)</p> Signup and view all the answers

What are the benefits of MRI over CT scans?

<p>Better soft tissue resolution (A)</p> Signup and view all the answers

Which of the following is NOT a common imaging feature or descriptor?

<p>Temperature (C)</p> Signup and view all the answers

What does 'perfusion' refer to in imaging?

<p>Degree of vascularity (D)</p> Signup and view all the answers

What does 'space-occupying' mean in relation to tissue changes?

<p>Refers to a solid-tissue lesion (D)</p> Signup and view all the answers

What is the primary benefit of computerized technology in imaging?

<p>More precise images with greater sensitivity (A)</p> Signup and view all the answers

What is the advantage of using vascular ultrasound?

<p>It allows for 3D volume rendering of the vascular system (A)</p> Signup and view all the answers

What is a common use for cardiac CT?

<p>Detect or diagnose coronary artery disease (A)</p> Signup and view all the answers

What new method has been invented for lung function evaluation using MRI?

<p>Hyperpolarized (HP) noble gas MRI (D)</p> Signup and view all the answers

Which modality does not use radiation and contrast?

<p>Cardiac MRI (C)</p> Signup and view all the answers

What does hyperpolarized (HP) noble gas MRI use as an MRI contrast agent?

<p>Both helium-3 (3He) and xenon-129 (129Xe) (C)</p> Signup and view all the answers

What process does MRI use to provide detailed images of the structures within and around the heart?

<p>Volume-rendered imaging and 3D volume rendering (D)</p> Signup and view all the answers

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