Aqueous Mounting Medium Composition
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Questions and Answers

What is the refractive index of Farrant's medium?

  • 1.47
  • 1.43
  • 1.44
  • 1.52 (correct)
  • Which mounting medium is regarded as the standard for fat stain?

  • Phosphate buffered glycerol
  • Farrant’s medium (correct)
  • Glycerin jelly
  • Ringing Kronig cement
  • What is the pH of Apathy’s Medium?

  • 6.0
  • 5.5
  • 4.0 (correct)
  • 7.0
  • Which medium is used for methylene blue stained nerve preparations?

    <p>Brun’s medium</p> Signup and view all the answers

    What does Durofix contain in its composition?

    <p>Distilled water, gum Arabic, glycerin, arsenic trioxide</p> Signup and view all the answers

    Which aqueous medium has a refractive index of 1.52?

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

    Which synthetic resin mixture is generally preferred over D.P.X?

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

    Which synthetic medium has a higher refractive index of 1.544?

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

    Which medium is not recommended for whole mounts due to its tendency to set quickly and retract from the coverslip edge?

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

    Which medium is a natural resin extracted from the Canadian tree, Abies Balsamea?

    <p>Canada Balsam</p> Signup and view all the answers

    Which type of media is a colorless, neutral medium that preserves stains well but tends to retract from the edge of the coverslip?

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

    What is the purpose of using aqueous mounting medium?

    <p>To prevent the decolorization of stains by alcohol and xylene</p> Signup and view all the answers

    Which component is used to solidify the aqueous mounting medium?

    <p>Glycerin jelly</p> Signup and view all the answers

    What is the refractive index of Farrant’s medium?

    <p>1.47</p> Signup and view all the answers

    Why is mineral oil not suitable for long-term storage in wet mounts?

    <p>It evaporates quickly</p> Signup and view all the answers

    Which type of mounting medium is considered a convenient temporary mountant for some whole specimens?

    <p>Apathy’s medium</p> Signup and view all the answers

    Why is glycerin often diluted with water when used as a mounting medium?

    <p>To increase the refractive index</p> Signup and view all the answers

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