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Question 1

Milky appearance of serum specimen causes falsely elevated bilirubin. Bilirubin is also increased if sample is hemolyzed.

Answer 1

A. ONLY 1ST STATEMENT IS TRUE

Question 2

Which of the following does not affect ammonia
levels?
I. Hemolysis
II. Incorrect Blood-to-additive ratio
III. Tobacco exposure
IV. Cold transport
V. Prolonged tourniquet Application
VI. Fasting

Answer 2

IV, VI

Question 3

All of these amino acids have maximum absorbance at 210nm, except:

Answer 3

TRYPTOPHAN

Question 4

Which of the following coagulation factors is not dependent to Vitamin K?

Answer 4

LABILE FACTOR

Question 5

Source of bilirubin

Answer 5

ALL OF THESE

Question 6

Principle of Biuret Method is based on____.

Answer 6

E

Question 7

Slow-reacting Bilirubin is produced from reduction of biliverdin. What enzyme reduces biliverdin?

Answer 7

BILIVERDIN REDUCTASE

Question 8

Rotor Syndrome: Bilirubin Excretion Deficit: ____: Circulating conjugation inhibitor

Answer 8

LUCEY-DRISCOLL SYNDROME

Question 9

In bilirubin transport deficit, non-polar bilirubin is _____ while total bilirubin is _____.

Answer 9

INCREASED INCREASED

Question 10

Which of the following is/are hepatic enzymes?
I. Aldolase
II. Lactate Dehydrogenase
III. Acid Phosphatase
IV. Gamma-Glutaryl Transferase

Answer 10

II, IV

Question 11

Enzyme employed in ammonia measurement
utilizing automated analyzers

Answer 11

E

Question 12

In hemolytic anemia, hemobilirubin is ____while
urobilinogen is ____

Answer 12

INCREASED, NORMAL

Question 13

Albumin is the most abundant protein in the blood. In serum protein electrophoresis, it migrates nearest to the point of origin.

Answer 13

ONLY 1ST STATEMENT IS TRUE

Question 14

In post-hepatic jaundice, polar bilirubin is____ while non-polar bilirubin is ____.

Answer 14

INCREASE, NORMAL

Question 15

Cigler-Najjar syndrome is a type of unconjugated hyperbilirubinemia due to:

Answer 15

ABSENCE OF CONJUGATING ENZYME

Question 16

Purpose of methanol in Evelyn and Molly

Answer 16

BOTH

Question 17

Diazo A: 0.1% Sulfanilic acid with HCl; Diazo B: ____.

Answer 17

0.5% SODIUM NITRITE

Question 18

Ammonia is a neurotoxin leading to coma. Urea is synthesized from ammonia through the Krebs cycle.

Answer 18

ONLY 1ST STATEMENT IS TRUE

Question 19

MacDonald Method: Test for _____; Albumin
Measurement: Test for liver Synthetic Function

Answer 19

LIVER EXCRETORY FUNCTION

Question 20

1 marker for obstructive jaundice

Answer 20

ALKALINE PHOSPHATASE

Question 21

Kjedahl method assumes that the nitrogen content of protein is approximately ____

Answer 21

16%

Question 22

Veronal in SPE___ pH of the medium which causes protein to be ____

Answer 22

INCREASES, NEGATIVELY CHARGED

Question 23

In serum protein electrophoresis, protein migrates towards the _____

Answer 23

POSITIVELY-CHARGE ELECTRODE

Question 24

Urobilinogen is produced by reduction of non-polar bilirubin by intestinal bacteria. Measurement of bilirubin utilizes p-phenylenediamine dihydrochloride.

Answer 24

BOTH STATEMENT ARE FALSE

Question 25

All proteins are synthesized by the liver except for immunoglobulins, Antibodies migrate nearest to the point of origin during serum protein electrophoresis

Answer 25

BOTH STATEMENT ARE TRUE

Question 26

Plasma is not utilized in total protein measurement as:

Answer 26

BOTH ARE CORRECT

Question 27

Kernicterus may occur on patients with chronic elevation of which bilirubin?

Answer 27

ALL OF THESE

Question 28

Abnormal bilirubin increased in Dubin Johnson Syndrome

Answer 28

BOTH B AND C

Question 29

Which of this dye will only bind to albumin?

Answer 29

BROMCRESOL PURPLE

Question 30

Pre-hepatic bilirubin is carried by albumin to the liver. In the liver, this bilirubin is carried by ligandins

Answer 30

BOTH STATEMENT ARE TRUE

Question 31

Storage temperature of specimen for Urea measurement.

Answer 31

2-8C

Question 32

To convert BUN to Urea, the value is multiplied to:

Answer 32

2.14

Question 33

Lloyd’s Reagent: ___ Fuller’s Earth Reagent: Aluminum Magnesium Silicate

Answer 33

SODIUM ALUMINUM SILICATE

Question 34

Type of azotemia associated with decreased blood delivered to the kidneys.

Answer 34

PRE-RENAL AZOTEMIA

Question 35

Normal Creatinine-to-BUN ration

Answer 35

1:20

Question 36

Uric acid occurs as monosodium urate in plasma at a blood pH of:

Answer 36

ALL OF THESE

Question 37

____: Jaffe reagent; Bilirubin: Diazo reagent

Answer 37

CREATININE

Question 38

Arrange the following NPNs in ascending order of abundance

Answer 38

VI-II-I-V-IV-III

Question 39

Major site of reabsorption of essential substances in the nephrons

Answer 39

PROXIMAL CONVOLUTED TUBULES

Question 40

Uricase enzyme causes oxidation of Uric Acid forming:

Answer 40

ALLANTOIN