AUBF Final Exam |Question and Answer| 100% Correct #2024 Release

AUBF Final Exam |Question and Answer| 100% Correct #2024 Release Raises specific gravity Precipitates amorphous phosphate and urates *Ans* Disadvantages of refrigeration Glucose Sediment *Ans* Thymol is used to preserve these. . . Protein Formed elements *Ans* Boric acid is used to preserved these. . . Formalin *Ans* Excellent sediment preservative Toluene Phenol *Ans* They don't interfere with routine tests Refrigeration *Ans* Does not interfere with the chemical tests Saccomanno fixative *Ans* Preserves cellular elements, used for cytologic studies Causes an odor change *Ans* Disadvantage of phenol Na fluoride *Ans* Good preserve for DRUG ANALYSES Acid precipitation tests for protein *Ans* Thymol is false (+) with Copper reduction tests for glucose *Ans* Formalin is false (+) with Precipitates crystals *Ans* Disadvantage of boric acid Floats on surface of specimen *Ans* Disadvantage of toluene Inhibits reagent strip tests for glucose, blood and WBC *Ans* Disadvantage of Na fluoride Boric acid *Ans* Keeps pH at about 6.0 False (+) with copper reduction tests for glucose Clumping of sediments *Ans* Disadvantages