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AAB Medical Technologist - Chemistry questions and answers.
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AAB Medical Technologist - Chemistry"Port wine" color of some urines can be attributed to what? - correct answer-Porphyrins
(PORt wine PORphyrins)
40y/o Male has a random glucose of 470. Lab finding is consistent with what disorder? -
correct answer-Diabetes Mellitus
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? - correct answer-GFR= ([UCr x V]/SCr)/1440
64ml/mn=([240x770]/2)/1440
A granular cast is what? - correct answer-Decomposing cellular cast
A known diabetic shows a decreased bicarbonate and a decreased pH. What acid base
disorder is most likely? - correct answer-Metabolic acidosis
A serum protein electrophoretic pattern displaying a beta gamma bridge or a broad gamma
is seen in what disease state? - correct answer-Active cirrhosis
Adult fasting glucose reference range - correct answer-70-110 mg/dl
Aldolase level in muscular dystrphy - correct answer-elevated
ALT is specific to what organ - correct answer-liver
An early indicator of tissue hypoxia - correct answer-lactic acid
An elevated alkaline phosphatase accompanied by other normal liver function test results
indicates what? - correct answer-Bone disorder
An increased CSF IgG index is characteristically seen in which condition? - correct
answer-Multiple sclerosis
are cryoglobulins temp sensitive - correct answer-yes
At a pH of 7.4, most phosphorus in the body is found in what form? - correct answer-Bone
Bacterial meningitis sees what CSF results - correct answer-Increased CSF protein
decreased CSF glucose
Because ionized calcium can be changed without affecting the total calcium level, what other
parameters must be known to properly elevate calcium? - correct answer-pH and Protein
Bicarbonate : carbonic acid ration - correct answer-20:1
, Bilirubin is converted in the intestine into what? - correct answer-Urobilinogen
Both porphobilinogen and urobilinogen form a red colored compound with Erlich's reagent.
How can they be differentiated? - correct answer-Urobilinogen is soluble in chloroform
By the urease method, urea is enzymatically converted to what end product? - correct
answer-Ammonia
Casts are formed primarily in what portion of the kidney? - correct answer-Distal Convoluted
Tubule
Catecholamines are secreted by what? - correct answer-Adrenal Medulla
Ceruloplasmin, follicle stimulating hormone (FSH), and fibrinogen are all what? - correct
answer-Glycoproteins
Classical method for creatinine reaction? - correct answer-Jaffe
Clinical significance of elevated acid phosphatase - correct answer-prostatic disease
Contamination of the glucose reagent with catalase can be a problem when using what
method? - correct answer-Glucose oxidase
Cushing's syndrome is an excess of this hormone, produced by the adrenal glands - correct
answer-cortisol
Diabetic acidosis, renal failure and prolonged vomiting can do what to chloride level? -
correct answer-lower
Direct Bilirubin is also known as - correct answer-Bilirubin diglucaronide
Disaccharide composed of 2 glucose molecules - correct answer-maltose
Disease associated with elevated uric acid - correct answer-gout
Diseases of what system are associated with elevated beta lipoprotein values? - correct
answer-Cardiovascular
Does pH of sample affect the pCO2 electrode? - correct answer-no
Down Syndrome is associated with what abnormal test result? - correct answer-Low AFP
Duchenne's Muscular Dystrophy, will produced what elevate enzyme? (also elevated in a
myocardial infarction) - correct answer-Creatinine Kinase
Enzymatic hydrolysis of triglyceride may be accomplished by what enzyme? - correct
answer-Lipase
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