NURSING EXAM QUESTIONS
PHARMACEUTICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The purpose of an emulsifier is to ____
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Decrease surface area in a suspension
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Reduce the interfacial tension between immiscible phase
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Minimize the size of globules
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Improve medication taste
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Explanation:
Detailed explanation-1: -Surface tension theory – according to this theory, emulsification takes place by reduction of interfacial tension between two phases. Repulsion theory – According to this theory, the emulsifier creates a film over one phase that forms globules, which repel each other.
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