Quiz 7 04a Answers

Topics: Immune system, Immunology, Antibody Pages: 1 (278 words) Published: November 28, 2014
PHA 321 - Biosciences II
Quiz 7a - March 19, 2004

1.
Anti-human-gamma-globulin antiserum is often used in

A)
indirect fluorescent antibody tests.
C)
complement fixation test.

B)
direct fluorescent antibody tests.
D)
radioimmunoassay.

2.
The patient's serum is heated in the complement fixation test in order to

A)
activate antibodies.
C)
inactivate complement.

B)
remove antibodies.
D)
remove antigens.

3.
The change from negative serum, without antibodies specific to an infecting agent, to positive serum, containing antibodies against that infecting agent, is called

A) complement fixation. B) RIA. C) ELISA. D) seroconversion.

4.
The serology test that may show the antigen-antibody complex as yellow-green under the microscope while using an ultraviolet light is known as the

A)
fluorescent antibody test.
C)
AIDS test.

B)
ELISA test.
D)
radioimmunoassay.

5.
Immunological tests may determine the presence of

A)
antigen or antibody.
C)
only antigen.

B)
neither antibody or antigen.
D)
only antibody.

6.
An immune complex is defined as

A)
complement combined with LPS.
C)
antigen combined with antibody.

B)
antigen combined with antigen.
D)
antibody combined with antibody.

7.
Monoclonal antibodies obtained from a hybridoma provides

A)
a large amount of an antibody that is specific for a particular antigen.

B)
a single antibody that recognizes many antigens.

C)
many antigens that recognize a specific antibody .

D)
a large number of B cells.

8.
Blood for transfusion is frequently tested for AIDS by using the

A)
ELISA method.
C)
radioimmunoassay test.

B)
RIA test.
D)
complement fixation test.

9.
Hemagglutination inhibition tests can be used to diagnose diseases caused by

A) viruses. B) fungi. C) bacteria. D) protozoans.

10.
Precipitation reactions carried out in agarose are called

A)
RIA tests.
C)...
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