Introduction to Microtome in Laboratory Devices
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Questions and Answers

What is a microtome used for?

  • Staining tissue samples
  • Freezing tissue for preservation
  • Measuring the pH of solutions
  • Cutting sections from an embedded specimen for microscopy (correct)
  • Who invented the microtome?

  • Rabar Mohammed Hussein
  • PhD in Biological Science
  • Wilhelm His Sr. (correct)
  • Swiss anatomist
  • How thin are the slices of tissue usually made with a microtome?

  • 10 μm
  • 4 μm (correct)
  • 50 μm
  • 20 μm
  • What are the main parts of a microtome?

    <p>Base, knife attachment, material holder</p> Signup and view all the answers

    What should be used to clean a microtome effectively?

    <p>Disinfectant effective against possible infectious agents</p> Signup and view all the answers

    Wilhelm His Sr. was a Swiss anatomist who invented the microtome in 1665.

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

    There are four different types of microtome: hand microtome, rotational microtome, sledge microtome, and ultramicrotome.

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

    The cut tissue from a microtome is usually floated over a water bath to eliminate wrinkles and distortion.

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

    All microtomes consist of three main parts: base, knife attachment and blade, and material or tissue holder.

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

    A disinfectant is not necessary for cleaning a microtome as it does not come into contact with infectious agents.

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

    What is the size of an adult Taenia solium worm?

    <p>2-3m long</p> Signup and view all the answers

    How many large cup suckers does the scolex of Taenia solium have?

    <p>4</p> Signup and view all the answers

    What is the composition of the testes in Taenia solium?

    <p>150-200 follicles</p> Signup and view all the answers

    What is the treatment for Taenia solium infection?

    <p>single dose of praziquantel(10-20 mg)</p> Signup and view all the answers

    What is the stage cycle of Taenia solium larva?

    <p>1-oncospheres, 2-Hexacanth, 3-cysticircus</p> Signup and view all the answers

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