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33 Cards in this Set
- Front
- Back
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What is used to perform routine medical tests on urine?
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Reagent strips
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When performing a test with a reagent strip, do not expose them to __.
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moisture
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What 10 tests are performed by a reagent strip?
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1. pH 2. protein 3. glucose 4. ketones 5. blood 6. bilirubin 7. urobilinogen 8. nitrite 9. leukocyte esterase 10. specific gravity
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What sort of vitamin can mess up the results of a test performed with a reagent strip?
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Vitamin C (ascorbic acid)
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What temperature must the urine specimen be at when performing urinalysis with a reagent strip?
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room temperature
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What is the best way to remove excess urine from the reagent strip?
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Touch the edge of the strip to the container of urine as strip is withdrawn
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How should you hold the reagent strip when checking the results of the urinalysis?
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Horizontally
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Which reaction takes the longest when waiting for the reagent strip results?
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Leukocyte esterase test takes 2 mins
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What should be stored with the reagent strips to prevent moisture?
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desiccant
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What temperature should reagent strips be stored at?
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<30 degrees C (Do not freeze)
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Is it OK to use distilled water as a negative control?
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No
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What 4 reagent strip tests MUST have positive and negative controls performed on them?
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1. Protein 2. Galactose 3. Ketones 4. Bilirubin
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What is the major regulator of the bodies acid-base (pH) balance?
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kidneys
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The morning's first urine specimen is usually (acidic or basic)?
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acidic
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Postprandial (after a meal) specimens are usually more __.
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alkaline
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Normal pH range for urine is ?
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4.5 to 8.0
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A urine pH of 9.0 or higher indicates what?
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Old bacterial contaminated urine or prostate fluid in sample
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Someone who eats a lot of meat will see what change in their urine?
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High pH
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Someone who eats a lot of fruits and vegetables will see what change in their urine?
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alkaline pH
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What type of fruit won't make a urine sample more alkaline?
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cranberry
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Meds for urinary tract infection will maintain an __ pH.
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acid
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High protein in the urine suggests the patient could have ?
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renal disease
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High serum proteins in the urine is called ?
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proteinuria
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Normal protein levels for urine are less than ?
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10mg/dL
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What is the primary protein of concern if found in the urine?
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albumin
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If Bence Jones protein found in the urine, this suggests the patient has ?
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multiple myeloma
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What type of proteinuria is benign?
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Orthostatic (postural)
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How do you know if proteinuria is benign/orthostatic?
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Only occurs if sample taken in vertical position
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One generalize proximal convoluted tubule defect is known as ?
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Fanconi syndrome
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Renal failure is common in __.
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diabetics
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Cloudy red urine with intact RBCs describes a condition called ?
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Hematuria
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Clear, red urine describes what condition?
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Hemoglobinuria
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An ictotest can confirm the presence of __ in urine.
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bilirubin
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