This quiz focuses on key biochemical markers related to kidney function: Blood Urea Nitrogen (BUN), Blood Uric Acid, and Creatinine. It assesses knowledge on their metabolic origins, measurement methods, and clinical relevance, essential for professionals in healthcare and laboratory settings.
Fasting is required
Hemolyzed and icteric samples should be avoided
Both serum and urine creatinine can be used for renal function analysis
Measure of the completeness of 24-hour urine collection
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Methionine
Xanthine
Arginine
Lysine
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3.5-7.2 mg/dL
4.5-8.2 mg/dL
2.6-6.0 mg/dL
3.6-7.0 mg/dL
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Azotemia
Uremia
Ketosis
Anemia
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Jack beans
Soy beans
String beans
Jelly beans
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BUN
PSP
Urine protein
Creatinine clearance
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10% Potassium hydroxide and Saturated Picric acid
10% Sodium hydroxide and Saturated Picric acid
10% Sodium monoxide and Saturated Picric acid
10% Sodium hydroxide and Diluted Picric acid
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Major product of purine catabolism
Final breakdown of nucleic acid catabolism
Formed from xanthine by the action of enzymes in the liver and intestine
A strong acid, exists as disodium urate
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Catabolism of ingested nucleoproteins
Catabolism of endogenous nucleoproteins
Direct transformation of endogenous purine nucleotides
Catabolism of ingested aminoglycosides
Most commonly used to monitor renal function
An index of overall renal function
Reused in the body's metabolism
Not easily removed by dialysis
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Increased levels of ascorbic acid
Increased levels of glucose
Increased levels of uric acid
Increased levels of vitamin D
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Fluoride or citrate will not inhibit urease for BUN testing
Fasting sample is required
Urinary urea measurements may be used for nitrogen balance monitoring
Ascorbic acid is added to enhance color development
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Urease hydrolysis method
Glutamate dehydrogenase method
Diacetyl monoxime method
Isotope dilution mass spectrometry
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First metabolite to elevate in kidney diseases
Better indicator of nitrogen intake and state of hydration
Synthesized in the lover from CO2 and ammonia from the deamination of amino acids
Major end product of protein (muscle) and amino acid metabolism
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Diacetyle Monoxime method
Isotope Dilution Mass Spectrometry
Urease method
Glutamate dehydrogenase method
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Red top
Yellow top
Gold top
Gray top
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Decrease in UV absorption at 293 nm
Titration before and after uricase treatment
Collection of evolved gas after uricase treatment
Formation of tungsten blue product
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Ascorbate
Bilirubin
Potassium oxalate
Hemoglobin
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Glomerular filtration
Renal failure
Hepatic disorder
Acid-base status
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Quiz Review Timeline (Updated): Mar 17, 2023 +
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