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MT AAB Chemistry Questions with 100% Correct Answers | Verified | Latest Update 2024
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MT AAB Chemistry Questions with 100% Correct Answers | Verified | Latest Update 2024
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MT AAB Chemistry Questions with 100%Correct Answers | Verified | Latest Update
2024
A creatinine clearance test is performed. The 24-hour urine volume is 770 mL;
serum creatinine is 2.0 mg/dL and urine creatinine is 240 mg/dL. What is the
clearance, assuming average body surface area? - ✔✔GFR = ([UCr x V]/SCr)/1440
64 mL/minute = [(240 x 770)/2]/1440
(1440 minutes in 24 hours)
Which disease state is associated with an elevation of serum uric acid? - ✔✔Gout
Which reagent is employed in the alkaline oxidation of uric acid? -
✔✔Phosphotungstic acid
What does the uricase method for uric acid depend on? - ✔✔UV absorption
at 290 nm before/after treatment with uricase
,Which one of the following analytes is used as a prognostic indicator for liver
failure? - ✔✔Ammonia
Which disaccharide is composed of two glucose molecules? - ✔✔Maltose
What term is used to describe the process of glycogen degradation? -
✔✔Glycogenolysis
What is the renal threshold for glucose? - ✔✔160-180 mg/dL
Which hormone is produced by the beta cells of the islets of Langerhans? -
✔✔Insulin
Which one of the following hormones is considered a glucocorticoid? -
✔✔Cortisol
,A 40-year-old male has a randome glucose of 470 mg/dL. This lab finding is
consistent with which one of the following clinical conditions? -
✔✔Diabetes mellitus
Which one of the following diseases is associated with hypoglycemia? -
✔✔von Gierke's disease
What is the specimen of choice for glucose determinations? -
✔✔Fluorinated plasma
What is the most frequently employed automated method for glucose? -
✔✔Coupled enzyme system consisting of glucose oxidase and peroxidase.
Contamination of the glucose reagent with catalase is a problem with which
glucose method? - ✔✔Glucose oxidase
, What is the hexokinase methodology for glucose determination based on? -
✔✔Reduced coenzyme read at 340 nm
What is the normal fasting blood glucose (FBS) reference range for adults? -
✔✔70-110 mg/dL
Prenatal patients with borderline blood glucose levels are further evaluated by
which test? - ✔✔3-hour glucose tolerance test (GTT)
Which test gives a 2-3 month picture of a diabetic's glucose levels? -
✔✔Hemoglobin A1C
What does the presence of urinary ketones MOST likely indicate? -
✔✔Storage lipids are being used as the primary energy source.
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