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AAB Medical Technologist - Chemistry Questions and Answers Graded A+
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AAB Medical Technologist - Chemistry
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AAB Medical Technologist - Chemistry40y/o Male has a random glucose of 470. Lab finding is consistent with what disorder? -
answerDiabetes Mellitus
Highly alkaline buffered urine can cause what error on a urine dipstick? - answerfalse
positive protein
In the urine dipstick test for protein, to which protein is the test more sensitive? Albumin
or globulin? - answerAlbumin
Ceruloplasmin, follicle stimulating hormone (FSH), and fibrinogen are all what? -
answerGlycoproteins
Diabetic acidosis, renal failure and prolonged vomiting can do what to chloride level? -
answerlower
Vitamin D, Calcitonin and Parathyroid hormone all regulate what? - answerCalcium
level
Name three ways urine specific gravity may be measured - answerrefractometer,
harmonic oscillation, reagent test strip
Is T3 Uptake a good indicator of hypothyroidism? - answerNo
What three levels are good indicators of hypothyroidism? - answerFT4, T4, TSH
Maple syrup disease, phenylketonuria, and alkaptonuria are aminoacidopathies caused
by what? - answerenzyme deficiency
Is AST elevated in acute pancreatitis? - answerNo
At a pH of 7.4, most phosphorus in the body is found in what form? - answerBone
Bilirubin is converted in the intestine into what? - answerUrobilinogen
Both porphobilinogen and urobilinogen form a red colored compound with Erlich's
reagent. How can they be differentiated? - answerUrobilinogen is soluble in chloroform
, By the urease method, urea is enzymatically converted to what end product? -
answerAmmonia
Casts are formed primarily in what portion of the kidney? - answerDistal Convoluted
Tubule
Catecholamines are secreted by what? - answerAdrenal Medulla
What method for calcium is based on the assumption that calcium will be precipitated as
an oxalate? - answerThe classic Clark-Collip method
The colorimetric method for magnesium uses what reagent? - answerTitan yellow
Contamination of the glucose reagent with catalase can be a problem when using what
method? - answerGlucose oxidase
Because ionized calcium can be changed without affecting the total calcium level, what
other parameters must be known to properly elevate calcium? - answerpH and Protein
Duchenne's Muscular Dystrophy, will produced what elevate enzyme? (also elevated in
a myocardial infarction) - answerCreatinine Kinase
A creatinine clearance test is performed. The 24hr urine volume is 770 ml; serum
creatinine is 2.0 mg/dl; urine creatinine is 240 mg/dl. What is the clearance, assuming
the average body surface area? - answerGFR= ([UCr x V]/SCr)/1440
64ml/mn=([240x770]/2)/1440
Down Syndrome is associated with what abnormal test result? - answerLow AFP
Direct Bilirubin is also known as - answerBilirubin diglucaronide
Diseases of what system are associated with elevated beta lipoprotein values? -
answerCardiovascular
If creatinine is elevated, what BUN result is most likely? - answerelevated - 10x
creatinine
Enzymatic hydrolysis of triglyceride may be accomplished by what enzyme? -
answerLipase
Meningitis, Multiple Sclerosis, Intracranial hemorrhage are all associated with what CSF
value? - answerElevated CDF protein
For the UV range, what must be employed in the spectrophotometer? - answerQuartz
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