Urinalysis Week 3

Match the following descriptions of casts with their appropriate name A) Granular Casts B) Broad casts C) Hyaline casts 1) Casts with highly refractive particles 2) "renal failure" casts 3) low refractive index

A) Granular Casts & 1) Casts with highly refractive particles B) Broad casts & 2) "renal failure" casts C) Hyaline casts & 3) low refractive index

Match the following casts with their associated conditions/ descriptions A) Hyaline casts B) White blood cell casts C) Granular casts D) Waxy casts 1) Mucous threads may resemble these casts 2) Seen in renal infection or inflammation such as pyelonephritis 3) Composed of plasma protein aggregates and cellular remnants 4) refractile casts with squared - off ends associated with chronic tubular injury

A) Hyaline casts & 1) Mucous threads may resemble these casts B) White blood cell casts & 2) Seen in renal infection or inflammation such as pyelonephritis C) Granular casts & 3) Composed of plasma protein aggregates and cellular remnants D) Waxy casts & 4) refractile casts with squared - off ends associated with chronic tubular injury

Which of the following are characteristics of casts? (choose all that apply) a) they are cylindrical bodies b) they are formed in the urethra c) they contain Tamm- Horsfall mucoprotein d) they are present only in stale urine

A) they are cylindrical bodies & C) they contain Tamm- Horsfall mucoprotein

Which one of the following crystals is NOT found in normal urine? a) triple phosphate b) ammonium biurate c) calcium oxalate d) leucine

d) leucine

Which of the following would best describe what you might observe after a traumatic CSF tap: a) all tubes pale yellow b) all tubes clear c) all tubes contain equal amounts of blood d) significantly more RBCs found in tube #1 vs tube #3

d) significantly more RBCs found in tube #1 vs tube #3

Cell counts on CSF specimens should be preformed within what time frame following collection of the CSF sample? a) within one hour b) within four hours c) within eight hours d) within 24 hours

a) within one hour

Nephrotic syndrome is associated with all of the following clinical findings, EXCEPT: a) increased proteinuria b) decreased serum albumin c) Hyperproteinemia d) edema

C) hyperproteinemia

The primary mechanism responsible for glomerular filtration is: a) osmotic gradient b) concentration of blood components c) rate of blood flow through the kidneys d) hydrostatic differential in glomerular tufts

D) hydrostatic differential in glomerular tufts

Which of the following statements are TRUE regardung storing and handling of chemical regent strips if you are using a manual method (visually reading the reagent strip)? (Choose all that apply) a) compare strip to color chart to check for correlating color b) handle strips at end away from test area c) remove cap at test strip bottle and leave off until testing is completed

a) compare strip to color chart to check for correlating color & b) handle strips at end away from test area

A low CSF glucose is associated with all of the following EXCEPT: a) hyperglycemia b) fungal meningitis c) toxoplasmosis d) hypoglycemia

a) hyperglycemia

Urine should be at room temperature prior to testing with the reagent strip method. True or False?

True

Oliguria is usually correlated with: a) acute glomerularnephritis b) diabetes mellitus c) hepatitis d) tubular damage

a) acute glomerularnephritis

The volume of urine recommended for centrifugation for a microscopic examination is: a) 1 - 3 mL b) 10 - 15 mL c) 15 - 20 mL d) volume is not important

b) 10 - 15 mL

Which of the following is not a routine component of semen analysis? a) pH b) motility c) fructose level d) morphology

c) fructose level

In hemolytic disease, the urine bilirubin test result is negative and the urine urobilinogen test result is: a) negative b) normal c) increased

c) increased

Excessive carbohydrate loss that may occur due to vomiting, or rapid weight loss may result in the presence of which of the following substances not normally contained in the urine? a) glucose b) bilirubin c) ketones d) urobilinogen

c) ketones

Which of the following may cause a false positive bilirubin result on a urine chemical reagent strip? a) urobilinogen b) presence of nitrites c) large doses of chloropromazine d) urobilin

c) large doses of chloropromazine

A negative glucose oxidase test and a positive test for reducing sugars in urine indicates: a) true glycosuria b) a false negative glucose oxidation reaction c) the presence of a non- glucose sugar such as galactose

c) the presence of a non- glucose sugar such as galactose

Which of the following crystals will NOT normally be found in a urine specimen with a pH of 8.0? a) ammonium biurates b) triple phosphates c) uric acid d) no crystals appear at that high pH level

c) uric acid

When a urine specimen cannot be cultured immediately it may be: a) stored at room temperatue for up to 8 hours b) storedin freezer for up to 24 hours c) stored in the incubator for up to 8 hours d) stored at 4 degrees celsius for up to 24 hours

d) stored at 4 degrees celsius for up to 24 hours