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Urinalysis & Other Body Fluids Test Banks With Solutions
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Urinalysis & Other Body Fluids Test Banks With Solutions Normal urine color range Clear, straw, yellow, amber Abnormal urine color and causes: BROWN: old/lysed rbcs, melanin, acids, meds, hgb, myoglobin, foods BLACK: Porphyrins and Malaria RED/PINK: RBCS, hgb, myoglobin, foods ORANGE: Pyri...

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  • October 26, 2024
  • 25
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • urinalysis other body fluids
  • test banks with solutions

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  • Urinalysis and Body Fluids
  • Urinalysis and Body Fluids

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Urinalysis & Other Body Fluids Test Banks
With Solutions

Normal urine color range Clear, straw, yellow, amber




Abnormal urine color and causes: BROWN: old/lysed rbcs, melanin, acids, meds, hgb,

myoglobin, foods

BLACK: Porphyrins and Malaria

RED/PINK: RBCS, hgb, myoglobin, foods

ORANGE: Pyridium (UTI drug)

BLUE/GREEN: Bacterial inf, Pseudomonas spp., Intestinal tract inf. meds

AMBER: bilirubin




Clarity Levels (3 classifications) Clear


Hazy(read words behind it)

Cloudy/Turbid (can't read anything)

, Urinalysis & Other Body Fluids Test Banks
With Solutions
Specific Gravity Definition A ratio of mass contained in a volume of liquid to the mass

contained in an equal volume of pure water at the same temperature.




Specific Gravity: Measures and Purpose Measures: # of dissolved solutes in a solution


Purpose: Determine pts. kidney function (reabsorption/ urine concentration)

Detects ADH abnormalities

Formula: (grams of urine/mL of urine) 1mL/g

Reference Range: 1.003- 1.035




Osmolality Definition Concentration of dissolved solutes per kg of solvent




What is measured using freezing point depression and vapor pressure depression?

Osmolality




Osmolality Clinical Significance Significantly decreased in patients with acute tubular

necrosis because the kidneys are unable to concentrate the urine. (Depends on pt. hydration

status)

, Urinalysis & Other Body Fluids Test Banks
With Solutions

Osmolality Levels: Increased, Normal, Decreased above 1100 mOsm/kg =decreased fluid

intake

Normal: 300-900 mOsm/kg

Below 100 mOsm/kg =excessive fluid intake OR Diabetes insipidus




Reagent Strip: TEST, Clinical Significance, Reaction GLUCOSE:

hyperglycemia/diabetes, Oxidation Reax

PROTEIN: renal disease/exercise/illness, Protein Error Reax

BILIRUBIN: liver disease/biliary obstruction, Diazo Reax

UROBILINOGEN: liver disease/biliary obstruction, NEVER negative

pH: diabetes/high protein diet/meds/vomiting/diarrhea, Double Indicator Reax

BLOOD: urinary tract damage trauma/anemia/muscle destruction, 2 Step Enzymatic Procedure:

Peroxide+blood= 02 +color producer= color change

KETONES: starvation/diabetes, Nitroprusside Reax

NITRITE: high amounts of nitrites= >100,000 CFU of bacteria, Greiss Reax: NO2+

paraarsanilic acid= diagoulon salt+ tetrahydrobengoquinolin= pink color

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