MLT- Urinalysis (Part 1)

All of the following urinalysis findings may correlate with the presence of a yeast infection, EXCEPT: 1 Presence of glucose 2 White blood cells (WBC) 3 Turbid urine 4 3+ red blood cells (RBCs)

3+ red blood cells (RBCs)

The urine macroscopic (UA test strip) results were completely normal and within range. Upon viewing the microscopic, the technologist noticed these circular elements. What could be the identification of these elements?

Artifacts

The technologist in the urinalysis department received a sample for a microscopic examination. The image to the right shows the microscopic urinalysis. Which of the following conditions below would most closely match this patients microscopic urinalysis morphology? 1 Diabetes mellitus 2 Glomerulonephritis 3 Yeast infection 4 Pyuria

Glomerulonephritis

Which of the following may be associated with acidic urinary pH? 1 Metabolic alkalosis 2 Renal tubular acidosis 3 Vegetarian diet 4 High urine glucose

High urine glucose

A technologist performed urine microscopic testing on a patient who submitted a urine sample following strenuous exercising. Which of the following casts is most likely to be found in this urine sample?

Hyaline casts

A 56-year old female was taken to the emergency room in a coma by her employer's nurse. She had lost 35 pounds in 3 months; she was always thirsty; drinking a lot of water and running to the bathroom. The following are her laboratory results: pH: 7.11 (7.35-7.45) pCO2: 21 mm Hg (35-45 mm Hg) Glucose: 950 mg/dL (60-110 mg/dL) Serum osmolality: 365 mOsm/Kg (275-295 mOsm/Kg) Urine ketone: strongly positive (negative) Urine glucose: strongly positive (negative) What is the MOST likely cause of this patient's sysmptoms? 1 Gestational diabetes 2 Diabetes insipidus 3 Insulin dependent diabetes mellitus 4 Type II diabetes mellitus

Insulin dependent diabetes mellitus

Which of the following methods would be used to confirm the presence of Bence-Jones protein in the urine: 1 Urine protein electrophoresis or immunoelectrophoresis 2 Benedict qualitative test 3 Ictotest 4 Watson-Schwartz test

Urine protein electrophoresis or immunoelectrophoresis

Which of the following reagent strip tests is based on the Ehrlich-aldehyde reaction? 1 Urobilinogen 2 Specific gravity 3 Glucose 4 pH

Urobilinogen

Which of the following tests include on a urine chemical reagent strip would never be reported as negative? 1 Urobilinogen 2 Bilirubin 3 Leukocyte esterase 4 Blood

Urobilinogen

Which of the following tests included on a urine reagent strip would never be reported out as negative? 1 Urobilinogen 2 Bilirubin 3 Leukocyte esterase 4 Nitrite

Urobilinogen

All of the following formed elements may be present in urine sediment and can be identified microscopically, EXCEPT: 1 Cells 2 Casts 3 Crystals 4 Protein

Protein

Sulfosalicylic acid (SSA) can be used to confirm the result of which of the following tests included on a urine reagent strip? 1 Protein 2 Glucose 3 Bilirubin 4 Urobilinogen

Protein

The primary site of reabsorption of glomerular filtrate is the:

Proximal convoluted tubule

All of the following are characteristics of cast, EXCEPT? 1 They are cylindrical bodies 2 They are formed either in the distal convoluted tubules or the collecting ducts of the kidney. 3 They contain Tamm-Horsfall mucoprotein 4 They are formed in the urethra

They are formed in the urethra.

Which of the following ketones is NOT detected in the Acetest® tablet method? 1 Acetone 2 Beta-hydroxybutyric acid 3 Acetoacetic acid 4 Beta-hydroxybutyric acid and acetone

Beta-hydroxybutyric acid

Homogentisic acid in urine will cause urine to be which of the following colors? 1 Green 2 Pink 3 Port-wine 4 Brown/black

Brown/black

Which of the following artifacts may be mistaken for casts? 1 Air bubbles 2 Fibers 3 Coverslip scratches 4 Talc particles

Fibers

All of the following are types of epithelial cells that line the genitourinary system EXCEPT: 1 Squamous 2 Cuboidal 3 Transitional 4 Flattened cells

Flattened cells

Parasites that can be found in urinary sediment include all of the following EXCEPT: 1 Enterobius vermicularis 2 Trichomonas vaginalis 3 Plasmodium malariae 4 Schistosoma haematobium

Plasmodium malariae

The kidneys perform all of the following functions EXCEPT: 1 Acid-base balance 2 Hormone production 3 Reabsorption of waste products 4 Water and electrolyte balance

Reabsorption of waste products

A copper reduction method (e.g. Clinitest or Benedict's) is performed on pediatric specimens in order to check for the presence of: 1 Reducing substance 2 Aspirin 3 Protein 4 Ketones

Reducing substance