Urinalysis & Body Fluids BOC with correct questions and answers.
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Urinalysis & Body Fluids BOC
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Urinalysis & Body Fluids BOC
Urinalysis & Body Fluids BOC with correct questions and answers.
All casts are typically composed of:
a albumin
b globulin
c immunoglobulins G and M
d uromodulin - correct answers.d uromodulin
Using polarized light microscopy, which of the following urinary element...
Urinalysis & Body Fluids BOC with correct questions and answers. All casts are typically composed of: a albumin b globulin c immunoglobulins G and M d uromodulin - correct answers.d uromodulin Using polarized light microscopy, which of the following urinary elements are birefringent: a cholesterol b triglycerides c fatty acids d neutral fats - correct answers.a cholesterol A 4-year-old girl develops edema following a *recent immunization*. Laboratory studies reveal: serum albumin: 1.8 g/dL (18g/L) serum cholesterol: 450 mg/dL (11.66 m mol/L) serum urea nitrogen: 20 mg/dL (7.14 mmol/L) urinalysis: protein 4+; hyaline, granular and fatty casts These findings are most compatible with: a acute poststreptococcal glomerulonephritis b minimal change disease c acute pyelonephritis d diabetes m ellitus - correct answers.b minimal change disease (*seen in children after recent immunization*) After receiving a 24 -hour urine for quantitative total protein analysis, the laboratorian must first: a subculture the urine for bacteria b add the appropri ate preservative c screen for albumin using a dipstick d measure the total volume - correct answers.d measure the total volume During sweat collection, a consideration that can result in a falsely high result is: a high ambient temperature b evaporation c preparation of area with type 1 water d high sweat rate - correct answers.b evaporation Glitter cells are a microscopic finding: a red blood cells in hypertonic urine b red blood cells in hypotonic urine c white blood cells in hypertonic urine d white blood cells in hypotonic urine - correct answers.d white blood cells in hypotonic urine A urine specimen collected on an apparently healthy 25 -year-old man shortly after he finished eating lunch was cloudy but showed normal results on a multiple reagent t est strip analysis. The most likely cause of the turbidity is: a fat b white blood cells c urates d phosphates - correct answers.d phosphates Red urine may be due to: a bilirubin b excess urobilin c myoglobin d homogenistic acid - correct answers.c myog lobin Normal urine primarily consists of: a water, protein and sodium b water, urea and protein c water, urea and sodium chloride d water, urea and bilirubin - correct answers.c water, urea and sodium chloride Hyaline casts are usually found: a in the center of the coverslip b under subdued light c under very bright light d in the supernatant - correct answers.b under subdued light Evaluation of sperm morphology is performed by staining an air -dried smear with Wright, Giemsa, or Papanicolaou s tain and evaluating 200 sperm using: a a 4x objective (40x magnification) b a 10x objective (100x magnification) c a 40x objective (400x magnification) d oil immersion and a 100x objective (1000x magnification) - correct answers.d oil immersion and a 100x objective (1000x magnification) Upon standing at room temperature, a urine pH typically: a decreases b increases c remains the same d changes depending on bacterial concentration - correct answers.b increases The yellow color of urine is primarily due to: a urochrome pigment b methemoglobin c bilirubin d homogenistic acid - correct answers.a urochrome pigment A patient with renal tubular acidosis would most likely excrete a urine with a: a low pH b high pH c neutral pH d variable pH - correct answers.b high pH A urine specimen is analyzed for glucose by a glucose oxidase reagent test strip and a copper reduction test. If both results are positive, which of the following interpretations is correct? a galactose is presen t b glucose is present c lactose is NOT present d sucrose is NOT present - correct answers.b glucose is present
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