Urinalysis competency quiz 2022 (dips & microscopics)

The creatinine clearance is used as a measure of:
Renal blood flow
Tubular reabsorption
Tubular secretion
Glomerular filtration
The crystals in a urine specimen that will cause a white or pink cloud in a refrigerated specinen but will disappear upon heating to 40oC are:
Amorphous urates
Amorphous phosphates
Calcium oxalate
Uric acid
The crystals in alkaline urine that precipitate and do not dissolve when warmed, but will disappear when acetic acid is added, are:
Amorphous urates
Amorphous phosphates
Calcium oxalate
Uric acid
The type of casts which may be present in the urine of a normal individual following strenuous exercise is:
RBC
WBC
Hyaline
Waxy
The urine dipstick protein method is the most sensitive to:
Albumin
Gamma globulin
Glycoprotein
Bence Jones protein
Match the crystal composition to the microscopic description that best describes it: Colourless "coffin lid" form
Triple phosphate
Cystine
Calcium oxalate
Match the crystal composition to the microscopic description that best describes it: Colourless hexagonal plates
Triple phosphate
Cystine
Calcium oxalate
Match the crystal composition to the microscopic description that best describes it: Colourless "envelope" form
Triple phosphate
Cystine
Calcium oxalate
A urine sediment could have which of the following formed elements and still be considered "normal":
0 to 2 hyaline casts
5 to 10 red blood cells
A few bacteria
A few yeast cells
Yeast is considered part of the normal flora in each of the following locations EXCEPT in the:
Gastrointestinal tract
Oral cavity
Urinary tract
Vagina
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