PHA 327 - Exam 2 - Ointments 2

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kyleannkelsey
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214735
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PHA 327 - Exam 2 - Ointments 2
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2013-04-21 00:20:08
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PHA 327 Exam Ointments
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PHA 327 - Exam 2 - Ointments 2
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  1. What is another term for absorption bases?
    Anhydrous bases
  2. What is another term for Anhydrous bases?
    Absorption bases
  3. What is the definition of an absorption base?
    An oil in water base that permits the incorporation of aqueous solutions to become water in oil emulsions
  4. What ointment base in an oil in water emulsion that permits the incorporation of aqueous solutions to become water in oil emulsions?
    Anhydrous/Absorption bases
  5. What three examples of Absorption bases were given in class?
    • Hydrophilic petrolatum USP
    • Anhydrous Lanolin
    • Aquaphor
  6. What is Hydrophilic petrolatum USP composed from?
    3% cholesterol in white petroleum
  7. What Absorption base is composed of 3% cholesterol in white petrolatum
    Hydrophilic petrolatum USP
  8. What is Aquaphor composed of?
    6 parts wool-wax alcohols and 99 parts aliphatic hydrocarbons
  9. What base is composed of 6 parts wool-wax alcohols and 99 parts aliphatic hydrocarbons?
    Aquaphor
  10. What type of ointment base is cold cream?
    Absorption base
  11. What is an example of an absorption base?
    Cold cream
  12. Describe the characteristics of an absorption base?
    • Emollient
    • Occlusive
    • Absorbs water
    • Greasy
  13. What ointment bas can be described as an Emollient, occlusive, absrobs water and is greasy?
    Absorption bases
  14. What are the characteristics of a water and oil emulsion?
    • Emollient
    • Occlusive
    • Contains water and absorbs water
    • Greasy
  15. What are the three components of a water removable bases?
    • oil phase
    • water phase
    • emulsifiers
  16. What type of ointment base contains three parts, a water phase, an oil phase and emulsifiers?
    A water washable base
  17. What is an example, as per class, of a water washable base?
    Acid Mantle Cream
  18. What type of ointment base is Acid mantle Cream?
    Water washable
  19. What bases can be diluted with water or with an aqueous solution?
    Water washable bases
  20. Describe water washable bases?
    Bases that can be diluted with water or with an aqueous solutions
  21. What is vanishing cream?
    O/W emulsion with a large % of water and humectants and an excess of stearic acid
  22. What ointment is an O/W emulsion that contains a large proportion of water and humectants and an excess of stearic acid?
    Vanishing Cream
  23. What is the purpose of stearic acid in vanishing cream?
    To form a thin film when the water evaporates
  24. What are the six characteristics of water removable bases?
    • Water washable
    • less greasy
    • can be diluted in water
    • non occlusive
    • Better cosmetic appearance
    • Better compliance
  25. Describe water soluble bases?
    Contain only water soluble substances, that are water removable and greaseless
  26. What type of ointment base is composed of only water soluble components and is greaseless?
    Water soluble bases
  27. What is an example of a water soluble base?
    Polyethylene Glycol Ointment USP
  28. What type of ointment base is Polyethylene Glycol Ointment USP?
    Water soluble base

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