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Urinalysis
Clinical Lab Science-- Review
| Question | Answer |
|---|---|
| The glomerular ultrafiltrate is described as | a filtrate of plasma that does not contain large particles like protien |
| What percent of the original ultrafiltrae formed in glomerulus is excreted as urine? | 1% |
| The renal threshold is defined as the amount of analyte from the glomerular filtrate that will be? | Reabsorbed into the bloodstream |
| A urine that produces a neative dipstick for blood but shows numerous RBCs on microscope examination my be contaminated with | Ascorbic acid |
| The common method of testing for osmolality is the use of | freezing point depression |
| Children less than 2 years of age are tested with a copper reduction test to detect | non glucose reducing substances--clinetest |
| The presence and concentration of which of the following is most significant in detection and diagnosis of renal disease | protein |
| Which of the following multistick test utilizes a double indicator system | Ph |
| A confirmation test for reducing substances in the urine involves the use of copper ions is commonly known as | Benedicts reaction |
| The presence of porophobilinogn in urine is best detected using the reaction | Watson-schwartz reaction |
| In the urine of multiple myeloma patients, what would be found on the chemstrip for protein and ssa | protein negative... ssa positive |
| The central area of the kidney containing the tubular portion of the nephron is referrred to | medulla |
| A yellow brown specimen that produces a yellow foam when shaken can be suspected of containing | bilirubin |
| Watson Schwartz reaction is testing for the analyte | Porphobilinogen |
| Greiss reaction is testing for the analyte | Nitrites |
| Erhlich , Hoaech is testing for the analyte | Urobilinogen |
| Legals, Rothera is testing for the analyte | Keytones |
| Benedicts reaction is testing for the anlyte | Reducing substances |
| enzyme reactions on the multistick include ( 3) | Glucose (Clinitest) Blood Wbc |
| Diazo salt reactions on the multistick include | Bilirubin, Urobilinogen,wbc,nitrite |
| Cast made up entirely of tamm-horsfall protein | Hyaline |
| Granular casts degenerate into | waxy casts |
| A presence of eosinophils in the urine is associated with | medication hypersensitivity |
| Neutral fecal fat globules are seen more easily with | sudan IV |
| normal presence of RBC in urine sediment would be | 1-2 hpf |
| Description of monosodium urate crystals | thin needles |
| Description of calcium carbonate | dumbbells |
| Ammonium biurate | thorny apples |
| Triple phosphate | coffin lids |
| Cholesterol | notched corners |
| Hansel stain used for | eosinophils |
| Phase contrast microscopy is used for | hyaline casts |
| polarizing microscopy is used for | starch |
| Sudan III | oval fat bodies |
| Prussian 'blue | hemosiderin |
| Glomerular disease is associated with what disorder | post strep illness |
| Tubular disease is associated with what disorder | Ischeimic ATN |
| What is the confirmation test for fecal fat | titration |
| presence of what type of cast is least clinical significant | hyaline |
| What is the SSA test | Sulfasalicylic acid -- no albumin proteins or globulin ie Bence Joans proteins found in multiple myeloma pts |
| Ictotest is used for | Bilirubin testing none should be present in urine |
| What is clinitest used for | sugars -- a heat reaction |
| Steps in osmolality | freezing,vapor,osmotic,boiling |
| Increased number of renal tubular epithelial may be associated with | acute renal tubular necrosis or other ischemic injury to the kidney |
| Crystals found in acid urine 5.7 to 7.0 | Calcium oxalate, monosodium urate, |
| Crystals found in Basic (Alkaline) urine | triple phosphate, calcium carbonate, ammonium birubate, |
| What is nephrotic syndrome | A group of diseases, proteniura-lipidura, edmia |
| What is a transudate | Systemic-- yellow, clear |
| What is a exudate | localized-- abnormal color, |
| Degeneration of casts | cellular-coarse granular-fine granular-waxy |
Created by:
Kateskate
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