Microsoft Word Shortcut Keys Quiz
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Questions and Answers

What is the purpose of the shortcut Ctrl + S?

  • To save the current document (correct)
  • To paste the clipboard content
  • To increase the left indent
  • To close a page in Word
  • Which shortcut is used to undo the last action?

  • Ctrl + X
  • Ctrl + Y
  • Ctrl + Z (correct)
  • Ctrl + W
  • What does the shortcut Ctrl + U do?

  • Increases font size
  • Copies selected text
  • Closes the document
  • Underscores text (correct)
  • What is the function of the shortcut Ctrl + T?

    <p>To increase the left indent</p> Signup and view all the answers

    Which of the following shortcuts is used to paste clipboard content?

    <p>Ctrl + V</p> Signup and view all the answers

    What is the main difference between 'save' and 'save as'?

    <p>Save saves the document in the original location; save as allows changing the location.</p> Signup and view all the answers

    What is the characteristic of the X-ray beam in multislice CT scanners?

    <p>It is often referred to as a &quot;cone beam.&quot;</p> Signup and view all the answers

    What is the meaning of the term "contrast media" in the context of medical imaging?

    <p>A substance that alters the absorption of X-rays by tissues.</p> Signup and view all the answers

    What is the primary reason for using a cone beam in multislice CT?

    <p>To increase the speed of the scanning process.</p> Signup and view all the answers

    What is a major difference between conventional X-ray and multislice CT?

    <p>The size and shape of the X-ray beam.</p> Signup and view all the answers

    What is the main purpose of contrast media in medical imaging?

    <p>To improve the visibility of certain tissues or organs.</p> Signup and view all the answers

    What is the main purpose of a CT scan?

    <p>To measure the transfer of X-rays through the patient for a large number of views</p> Signup and view all the answers

    What is the number of detectors used in a CT scan?

    <p>320</p> Signup and view all the answers

    What is the term used for the individual picture elements that make up a CT image?

    <p>Pixels</p> Signup and view all the answers

    What is the advantage of using a large number of detectors in a CT scan?

    <p>It improves the quality of the images</p> Signup and view all the answers

    What is the primary benefit of using a CT scan that allows for a complete scan of the body in one rotation?

    <p>Faster scanning times</p> Signup and view all the answers

    What effect does a chemical substance with a very high atomic number have on organ density?

    <p>It can increase the density.</p> Signup and view all the answers

    Which of the following best describes a chemical substance with very low atomic weight?

    <p>It can decrease the density of an organ.</p> Signup and view all the answers

    Why would a chemical substance be used in the examination of an organ?

    <p>To enhance the clarity of imaging.</p> Signup and view all the answers

    How do substances with extreme atomic numbers affect diagnostic procedures?

    <p>They alter the density of the organ being examined.</p> Signup and view all the answers

    What role do chemical substances play in medical imaging?

    <p>They alter the organ's density for better imaging.</p> Signup and view all the answers

    What is often referred to as a beam of fan in X-ray imaging?

    <p>Fan beam</p> Signup and view all the answers

    In the context of voxel elements, what does the common efficiency mean?

    <p>Average common efficiency</p> Signup and view all the answers

    What is typically small in the fan beam along the longitudinal axis?

    <p>Beam width</p> Signup and view all the answers

    Which of the following best describes voxels in imaging?

    <p>Three-dimensional elements</p> Signup and view all the answers

    Which feature distinguishes a fan beam from other types of X-ray beams?

    <p>The shape of the beam profile</p> Signup and view all the answers

    Study Notes

    Shortcut Keys for Microsoft Word

    • Ctrl + S is used to Save a file, preserving the current state of the document.
    • Ctrl + T is used to Left Indent, moving the sentence to the right.
    • Ctrl + U is used to Underline text, adding a line underneath the writing.
    • Ctrl + V is used to Paste content, inserting previously copied text or images.
    • Ctrl + W is used to Close the current Word document.
    • Ctrl + X is used to Cut, removing selected text or images.
    • Ctrl + Y is used to Repeat or Redo, reversing the last undo action.
    • Ctrl + Z is used to Undo, reverting to the previous state of the document.
    • Ctrl + Shift + > is used to Zoom In, increasing the font size.
    • Ctrl + Shift + < is used to Zoom Out, decreasing the font size.

    Save and Save As Functions

    • Save: used to save the currently open and edited document.
    • Save As: used to save a document to a different location and/or change the file name, preserving the original document.

    CT Scan Machine

    • Composed of 320 detectors, allowing for a full-body scan in a single rotation.

    Imaging Process

    • Creates an image by measuring the transmission of X-rays through a patient from multiple angles.
    • A CT image is composed of a matrix of pixels representing the average linear attenuation coefficient in each volume element (voxel).

    X-ray Beam

    • Often referred to as a "fan beam" due to its small width along the longitudinal axis.
    • In multi-slice or multi-detector CT scans, the X-ray beam is no longer narrow, and is often referred to as a "conical beam".

    Contrast Media

    • A chemical substance with a very high or very low atomic number or weight.
    • Increases or decreases the density of the organ under examination.

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