Radiological and Imaging Procedures
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Questions and Answers

What is the appearance of gas shadows in radiological imaging?

  • Grey shadows due to partial radiolucency
  • Transparent shadows due to gas composition
  • White shadows due to radiopacity
  • Black shadows due to radiolucency (correct)
  • Which structure is made visible by the perirenal fat in radiological imaging?

  • Liver
  • Psoas major
  • Spleen
  • Kidney (correct)
  • What is the purpose of using barium sulphate in water for examining the alimentary canal?

  • To visualize and examine the alimentary canal radiologically (correct)
  • To treat gastrointestinal diseases
  • To induce radio-opacity in the body
  • To provide nutrition to the body
  • Why is barium considered radio-opaque in barium studies of the alimentary canal?

    <p>Due to its high molecular weight</p> Signup and view all the answers

    What is the time duration for barium to reach the splenic flexure of the colon after ingestion?

    <p>8 hours</p> Signup and view all the answers

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