Which statement describes the wet gum method's sequence of mixing?

Study for the Pharmaceutics II Exam 2 Concepts Test with flashcards and multiple choice questions. Each question has hints and explanations. Prepare effectively for your exam!

Multiple Choice

Which statement describes the wet gum method's sequence of mixing?

Explanation:
In the wet gum method, you start by forming a mucilage: triturate the gum with water until a smooth, hydrated paste forms. Only after this mucilage is ready do you add the oil gradually while continuing to mix vigorously to create the emulsion. Water is then added to reach the final volume. This sequence—gum with water first to make mucilage, then gradual addition of oil—is what defines the wet gum approach. The other patterns don’t fit: starting with oil and water together, or adding water only after emulsification, or mixing gum with oil until phases separate won’t produce the intended emulsion.

In the wet gum method, you start by forming a mucilage: triturate the gum with water until a smooth, hydrated paste forms. Only after this mucilage is ready do you add the oil gradually while continuing to mix vigorously to create the emulsion. Water is then added to reach the final volume. This sequence—gum with water first to make mucilage, then gradual addition of oil—is what defines the wet gum approach. The other patterns don’t fit: starting with oil and water together, or adding water only after emulsification, or mixing gum with oil until phases separate won’t produce the intended emulsion.

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