AUBF Questions and Answers Already Passed
AUBF Questions and Answers Already Passed What are the drawbacks of refrigerating urine samples? - a) Increases the specific gravity - b) Causes precipitation of amorphous phosphates and urates - c) Alters the color of the specimen - d) Causes enzyme degradation Explanation: Refrigeration can cause the specific gravity of urine to rise and lead to the formation of amorphous phosphates and urates. It does not affect the color or enzyme activity. --- Which substances are preserved using thymol? - a) Glucose and sediments - b) Proteins and cellular elements - c) pH and electrolytes - d) Drugs and hormones 2 Explanation: Thymol is commonly used to preserve glucose and sediment in urine samples by preventing their degradation. --- What does boric acid preserve in urine specimens? - a) Proteins and formed elements - b) Glucose and sediments - c) pH and electrolytes - d) Hormones and drugs Explanation: Boric acid helps in preserving proteins and formed elements by maintaining the sample's stability during storage. --- What is considered an excellent preservative for urine sediment? - a) Sodium fluoride 3 - b) Saccomanno fixative - c) Thymol
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- Publié le
- 20 juillet 2024
- Nombre de pages
- 29
- Écrit en
- 2023/2024
- Type
- Examen
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aubf questions and answers already passed
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