Pharmacology: Topical Agents and Classification
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Questions and Answers

What is a characteristic of talc?

  • Highly reactive
  • Strong, pungent odor
  • Soluble in water
  • Fine white powder with smooth, greasy feeling (correct)

    • What is the purpose of protective agents in dermatology?

  • To peal the skin
  • To moisturize the skin
  • To treat skin irritations
  • To prevent skin irritations (correct)

    • What is the process of preparing talc?

  • Boiling talc with dilute HCl (correct)
  • Mixing talc with water
  • Heating talc to high temperatures
  • Boiling talc with dilute NaOH

    • Which of the following is NOT a type of topical agent formulation?

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

    What is the purpose of zinc oxide in cosmetics?

    <p>As a protective agent</p> Signup and view all the answers

    What is titanium dioxide commonly used for in cosmetics?

    <p>As a sunscreen</p> Signup and view all the answers

    What is the molecular weight of Zinc Oxide?

    <p>81.34</p> Signup and view all the answers

    What is the reaction for the preparation of Zinc Oxide from Zinc Sulfate?

    <p>ZnSO4 + Na2CO3 ----- ZnO + Na2SO4</p> Signup and view all the answers

    What is Calamine used for in dermatology?

    <p>To treat skin eruptions and sunburn effects</p> Signup and view all the answers

    What is the property of Titanium Dioxide that makes it useful in sunscreens?

    <p>Its high refractive index</p> Signup and view all the answers

    What is the common use of Titanium Dioxide in cosmetics?

    <p>As a sunscreen agent</p> Signup and view all the answers

    What is the common characteristic of Calamine and Titanium Dioxide as topical protective agents?

    <p>They are both insoluble in water</p> Signup and view all the answers

    What is the primary function of sanitizers?

    <p>To maintain health for sanitization purposes</p> Signup and view all the answers

    Which of the following is an example of an oxidative anti-microbial agent?

    <p>Hydrogen peroxide</p> Signup and view all the answers

    What is the primary difference between antiseptics and disinfectants?

    <p>Antiseptics are used for living objects, while disinfectants are used for non-living objects</p> Signup and view all the answers

    Which of the following is a mechanism of action of antimicrobial agents?

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

    What is the purpose of potassium permanganate?

    <p>To act as a strong oxidizing agent</p> Signup and view all the answers

    Which of the following is an example of a bacteriostatic agent?

    <p>Bacteriostatic agent</p> Signup and view all the answers

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