and solutions approved for credibility; Latest 2025/2026
In the coulometric-amperometric method for chloride, how is the amount of
chloride measured? - correct answer time needed to reach the titration end
point
What is the purpose of lanthanum in the atomic absorption determination of
calcium? - correct answer It will bind phosphate
what is the classical method for creatinine reaction? - correct answer jaffe
The Porter-Silber reaction employs phenylhydrazine to detect which analyte? -
correct answer corticosteroids
what is the most frequently employed automated method for glucose? -
correct answer coupled enzyme system consisting of glucose oxidase and
peroxidase
what is the specimen of choice for glucose determination? - correct answer
fluorinated plasma
which one of the following applies to cryoglobulins? - correct answer the are
temperature-sensitive proteins
Glycoproteins and mucoproteins are usually bound to which substance? -
correct answer monoclonal gammopathy
,The "port wine" color of some urines can be attributed to which of the
following? - correct answer porphyrines
Which one of the following is the major intracellular ion? - correct answer
potassium
The classic Clark-Collip method for calcium is based on which assumption? -
correct answer Calcium will be precipitated as a oxalate
ontamination of the glucose reagent with catalase is a problem with which
glucose method? - correct answer glucose oxidase
Which on of the following tests is used to differentiate between inappropriate
exogenous insulin administration and endogenous insulin production? -
correct answer C-Peptide
The Michaelis-Menton constant in the rate of conversion of substrate to
product is determined by what factor? - correct answer Substrate
concentration and the rate of dissociation of the complex
Which colligative property is most commonly used in osmometry? - correct
answer freezing point
What is the most common method for measuring sodium? - correct answer
ion-selective electrode
A labor and delivery patient with preeclampsia is being treated for premature
contractions. Which one of the following is the most likely laboratory finding? -
correct answer hypermagnesemia
, What is the T3 uptake measuring? - correct answer thryroid-binding globulin
A high alkaline phosphatase level in the presence of the other negative liver
function test is indicative of which disorder? - correct answer bone disorder
Which one of the following statements is true concerning a protein at its
isoelectric point? - correct answer net zero charge
Which analytical method measures the amount of light scattered by the
particles in solution? - correct answer nephelometry
In the complexometric titration (EDTA) method for calcium, the pH must be
adjusted to prevent what occurrence? - correct answer interference by
magnesium
which reagent is employed in the alkaline oxidation of uric acid? - correct
answer phosphotungstic acid
Which enzyme catalyzes the reaction?
lactase+NAD->pyruvate+NADH - correct answer lactate dehydrogenace
in the classic Schales-Schales (mercurimetric titration) method for chloride,
what substance reacts with the indicator to form a violet color? - correct
answer excess Hg++ (mercury)
Which one of the following diseases is associated with hypoglycemia? -
correct answer von Gierke's disease