Retake of quiz 2 Flashcards


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1

Which of the following is a copper transport protein that migrates as an alpha2-globulin?
A. Ceruloplasmin
B. Haptoglobin
C. Transferrin
D. Fibrinogen

A. Ceruloplasmin

2

Which of the following is an acute-phase reactant protein able to inhibit enzymatic proteolysis and having the highest concentration of any of the plasma proteolytic inhibitors?
A. C-reactive protein
B. Haptoglobin
C. Alpha2-Macroglobulin
D. Alpha1-Antitrypsin

D. Alpha1-Antitrypsin

3

Which glycoprotein binds with hemoglobin to facilitate the removal of hemoglobin by the reticuloendothelial system?
A. Haptoglobin
B. Ceruloplasmin
C. Alpha1-Antitrypsin
D. Fibrinogen

A. Haptoglobin

4

Which of the following is a low-weight protein that is found on the cell surfaces nucleated cells?
A. C-reactive protein
B. Beta2-Microglobulin
C. Ceruloplasmin
D. Alpha2-Macroglobuli

B. Beta2-Microglobulin

5

Which term describes a congenital disorder that is characterized by a split in the albumin band when serum is subjected to electrophoresis?
A. Analbuminemia
B. Anodic albuminemia
C. Prealbuminemia
D. Bisalbuminemia

D. Bisalbuminemia

6

Which of the following steps in automation generally remains a manual process in most laboratories?
a. preparation of the sample
b. specimen measurement and delivery
c. reagent delivery
d. chemical reaction phase

a. preparation of the sample

7

Total laboratory automation does not incorporate ________ as part of the preanalytical phase.
a. Cap removal
b. Sample identification
c. Sorting
d. Reagent dispensing

d. Reagent dispensing

8

The postanalytical phase does not include:
a. Separation
b. QC data
c. Reportable range limits
d. Reagent inventory

a. Separation

9

In what condition would an increased level of serum albumin be expected?
A. Malnutrition
B. Acute inflammation
C. Dehydration
D. Renal disease

C. Dehydration

10

Identification of which of the following is useful in early stages of glomerular dysfunction?
A. Microalbuminuria
B. Ketonuria
C. Hematuria
D. Urinary light chains

A. Microalbuminuria

11

Which of the following is a low-weight protein that is found on the cell surfaces nucleated cells?
A. C-reactive protein
B. Beta2-Microglobulin
C. Ceruloplasmin
D. Alpha2-Macroglobuli

B. Beta2-Microglobulin

12

There are five immunoglobulin classes: IgG, IgA, IgM, IgD, and IgE. With which globulin fraction do these immunoglobulins migrate electrophoretically?
A. Alpha1-globulins
B. Alpha2-globlins
C. Beta1-globulins
D. Gamma-globulins

D. Gamma-globulins

13

Which of the following is an acute-phase reactant protein able to inhibit enzymatic proteolysis and having the highest concentration of any of the plasma proteolytic inhibitors?
A. C-reactive protein
B. Haptoglobin
C. Alpha2-Macroglobulin
D. Alpha1-Antitrypsin

D. Alpha1-Antitrypsin

14

Which of the following is a copper transport protein that migrates as an alpha2-globulin?
A. Ceruloplasmin
B. Haptoglobin
C. Transferrin
D. Fibrinogen

A. Ceruloplasmin

15

When a serum sample is placed in an electric field connected to a buffer at a pH of 8.6, which one of the following statements is correct regarding the electrophoretic migration of the proteins?

Proteins have a negative charge at a pH of 8.6 and migrate toward the positively charged anode.

16

Which of the following serum protein fractions is most likely to be elevated in patients with liver cirrhosis?

high gamma (IgA/IgM/IgG)

17

Which of the following serum protein fractions is most likely to be elevated in patients with hepatic disease?

high gamma

18

Which of the following serum protein fractions is most likely to be elevated in patients with nephritic syndrome?

high alpha2

19

The primary function of serum albumin in the peripheral blood is to:

a) maintain colloidal osmotic pressure
b) increase antibody production
c) increase fibrinogen formation
d) maintain blood viscosity

a) maintain colloidal osmotic pressure

20

Which one of these is a primary function of proteins in our body?

energy source
energy storage
digestion
transport

transport

21

The identification of Bence-Jones protein is best accomplished by

a sulfosalicylic acid test
electrophoresis
urine reagent strips
immunofixation

immunofixation