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32
| Question | Answer |
|---|---|
| 15. A CLIA-waived urine pregnancy test result can detect hCG as early as what? | One week to five days after missed period. |
| 16. _______ are tubular structures found in the urine and composed mainly of mucoprotein produced in the kidney? | Casts |
| 17. A small amount of what is always present in normal urine? | Urobilinogen |
| 18. In the microscopic observation of urine sediment, yeast most resembles what? | Red blood cells |
| 19. A urine specimen is tested and shown to have a pH of 8.0. This value is considered to be | Normal |
| 20. Abnormal urine color may be related to what? | Pathologic factors |
| 21. _______ is defined as a urine sample that can be collected at any given time. | Random Sample |
| 22. A turbid urine sample means that the specimen is what? | Cloudy |
| 23. You are examining a patient's urinalysis report. What factors are normal? | Amber |
| 24. Which substances when found in urine may indicate kidney damage? | Protein |
| 25. _______ is analyte that is the end-products of fat metabolism and detected in the urine samples of patients with uncontrolled diabetes testing programs? | Ketones |
| 26. What urine specimens are used in diabetes screening and for home diabetes testing programs? | 20-hour postprandial urine specimens |
| 27. Polyuria is common in what clinical situations? | Diabetes mellitus |
| 28. The specific gravity of most urine samples falls between what? | 1.010 - 1.024 |
| 29. Which cells are usually oval and may show budding? (They are common in urine of diabetic patients.) | Yeast cells |
| 30. Which urinary cast is often present when a person has glomerulonephritis? | Red blood cell (RBC) cast |
| 31. What is a common finding in cystitis and in individual passing kidney stones? | Hematuria |
| 32. An ammonia or putrid smell in the urine can be caused by what? | Infection |
| 33. A urine reagent dipstick is highly sensitive to what? | Urinary albumin |
| 34. What is NOT a recommendation from the CLINICAL AND Laboratory Standards Institute for urine specimens? | Specimen should not be centrifuged |
| 35. What could lead to greenish yellow urine? | Bile, hepatitis |
| 36. What could lead to whitish milky colored urine? | Fat, pus |
| 37. ______ is defined as the sugar most commonly found in urine. | Glucose |
| 38. The pigment that is responsible for the color of urine is called what? | Urochrome |
| 39. ______ is defined as the study of poisonous substances and their effects on the body. | Toxicology |
| 40. What is the most common test method used for urine pregnancy testing? | Lateral flow immunoassay |
| 41. Which conditions causes an elevated urobilinogen in the urine? | Pre-hepatic (hemolytic) obstruction |
| 42. What could lead to an amber colored urine? | Dehydration |
| 43. A change in specific gravity is one of the first indications of kidney disease. | True |
| 44. The presence of casts in urine may be caused by strenuous exercise. | True |
| 45. When urine is fresh and warm, trichomonas organisms may be motile and appear to be darting about rapidly when the specimen is examined under a microscope. | True |
| 46. Reagent strip urine testing must be preserved specimen within 1 hour of collection. | False |
| 47. Hematuria is the presence of intact red blood cells in the urine. | True |
| 48. Ketones may not be present in a urine sample, that is, at room temp. | False |
| 49. For the most accurate results, urine specimens should be kept refrigerated and processed within 2 hours of collection. | True |
| 1. Urine suspected of having high levels of what substance should be stored in a dark place before testing? | Bilirubin |
| 2. A cloudy urine specimen may be the result of what? | Crystals |
| 3. What condition could lead to a blue-green colored urine? | Biliverdin, infection w Pseudomonas Organisms |
| 4. If a urine specimen cannot be analyzed within 1 hour, what is the best course of action? | Put in tube that contains preservatives/refrigerate |
| 5. Casts in a urine specimen develop in what part of the urinary tract? | Renal |
| 6. A medical assistant instructs a patient to collect a first morning specimen for what type test? | Pregnancy test |
| 7. What is one of the detachable signs of renal disease? | Proteinuria |
| 8. The specific gravity of a urine specimen reads 1.035. This value is considered to be what? | Abnormally high |
| 9. Using a urine dipstick test on a urine specimen from a female with a UTI, which test will most likely be positive? | Leukocyte esterase test |
| 10. You open a urine a sample for testing and immediately detect a fruity odor. Which test result do you expect to be elevated using a urine dipstick? | Ketones |
| 11. What is the pH of urine? | 7 is neutral |
| 12. A 24-hour urine sample is ordered to determine what? | Creatine Clearance rates |
| 13. What is one of the first detectable signs of liver disease? | Bilirubinuria |
| 14. A child whose urine smells like wet fur most likely would diagnose with what? | PKU |
Created by:
Valentine.Taylor