Ophthalmic Preparations and Osmolality
9 Questions
2 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following can help prevent irritation and improve effectiveness of ophthalmic preparations?

  • Using hypertonic solutions
  • Matching the properties of natural lacrimal fluids (correct)
  • Using solutions with high sodium chloride concentration
  • Using hypotonic solutions

    • What is the role of osmotic pressure in the eye?

  • Improving the effectiveness of ophthalmic solutions
  • Dehydrating the cornea
  • Causing corneal edema
  • Regulating the salt concentration in lacrimal fluids (correct)

    • Which type of solution can lead to water influx and corneal edema?

  • Hypertonic solutions
  • Isotonic solutions
  • Hypotonic solutions (correct)
  • Solutions with high sodium chloride concentration

    • What is the recommended sodium chloride concentration in ophthalmic solutions?

    <p>0.6% to 1.3%</p> Signup and view all the answers

    Which substance can be used as a tonicity agent in ophthalmic solutions?

    <p>Sodium chloride</p> Signup and view all the answers

    Which of the following solvents is commonly used in otic solutions?

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

    What is the purpose of using polymers in aqueous solutions?

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

    Why are nonaqueous solutions preferred for earwax removal?

    <p>They dissolve earwax more effectively</p> Signup and view all the answers

    Do otic solutions need to be isotonic?

    <p>No, they don't need to be isotonic</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser