Liver Function MCQ

In the liver, bilirubin is converted to

In the Jendrassik – Grof method for the determination of serum bilirubin concentration, quantitation is obtained by measuring the green color of:

Aspartate aminotransferase (AST) and alanine aminotransferase (ALT) are both elevated in which of the following disease?

Which of the following serum constituents is greatly affected if a blood specimen is left standing at room temperature for 8 hours before processing?

The most sensitive enzymatic indicator for liver damage from ethanol intake (alcoholic cirrhosis) is:

Which two physiological conditions are characterized by elevated serum alkaline phosphatase?

Given the following results: Alkaline phosphatase marked increase Alanine aminotransferase slight increase Aspartate aminotrnaferase slight increase Gamma – glutamyl transferase marked increase This is most consistent with:

Kernicterus is an abnormal accumulation of bilirubin in:

In the total bilirubin assay, bilirubin reacts with diazotized sulfanilic acid to form:

• In the Malloy and Evelyn method for the determination of bilirubin, the reagent that is reacted with bilirubin to form a purple azobilirubin is:

Bile acid concentrations are useful to assess

Which of the following enzymes are used in the diagnosis of obstructive jaundice?

In which of the following disease states is unconjugated bilirubin NOT a major serum component?

If the total bilirubin is 4.3 mg/dL and the conjugated bilirubin is 2.1 mg/dL, the unconjugated bilirubin is:

The principle of the tablet test for bilirubin in urine or feces is:

A serum sample was assayed for bilirubin at 10AM and the result was 12 mg/dL. The same sample was retested at 3PM. The result now is 8 mg/dL/. The most likely explanation for this discrepancy is:

What substance gives feces its normal color:

A breakdown product of hemoglobin is

Kernicterus is an abnormal accumulation of bilirubin in:

Urobilinogen is formed in the:

In bilirubin determinations, the purpose of adding a concentrated caffeine solution or methyl alcohol is to:

the total bilibirubin is 3.1 mg/dL and the conjugated bilirubin is 2.0 mg/dL., unconjugated bilirubin is

The most widely used methods for bilirubin measurement are those based on the :

A critically ill patient becomes comatose. The physician believes the coma is due to hepatic failure. The assay most helpful in this diagnosis is: