NURSING EXAM QUESTIONS
PHARMACOGNOSY
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Question
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Animal used in the biological assay of digitalis for its potency
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Pigeon
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Horse
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Cat
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Rabbit
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Explanation:
Detailed explanation-1: -Pigeon Model. 1. A guinea pig is anaesthetized with suitable agent and dissected on the operation table 2. The jugular vein is cannulated by venous cannula for the infusion of test/standard substance.
Detailed explanation-2: -6: Rabbit head drop method for the bioassay of d-tubocurarine.
Detailed explanation-3: -Bioassay of insulin, oxytocin, vasopressin, ACTH, d-tubocurarine, digitalis, histamine and 5-HT.
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