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Urinalysis

Clinical Lab Science-- Review

QuestionAnswer
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