MCB 2010 Exam # 3 Study Guide
What type of immunity results from vaccination?
A) innate immunity
B) naturally acquired active immunity
C) naturally acquired passive immunity
D) artificially acquired active immunity
E) artificially acquired passive immunity - ANS-D) artificially acquired active immunity
What type of immunity results from transfer of antibodies from one individual to a
susceptible individual by means of injection?
A) innate immunity
B) naturally acquired active immunity
C) naturally acquired passive immunity
D) artificially acquired active immunity
E) artificially acquired passive immunity - ANS-B) naturally acquired active immunity
What type of immunity results from recovery from mumps?
A) innate immunity
B) naturally acquired active immunity
C) naturally acquired passive immunity
D) artificially acquired active immunity
E) artificially acquired passive immunity - ANS-B) naturally acquired active immunity
Which of the following is the best definition of epitope?
A) specific regions on antigens that interact with T-cell receptors
B) specific regions on antigens that interact with MHC class molecules C) specific
regions on antigens that interact with haptens
D) specific regions on antigens that interact with antibodies
E) specific regions on antigens that interact with perforins - ANS-D) specific regions on
antigens that interact with antibodies
Newborns' immunity due to the transfer of antibodies across the placenta is an example
of
,A) innate immunity.
B) naturally acquired active immunity.
C) naturally acquired passive immunity.
D) artificially acquired active immunity.
E) artificially acquired passive immunity. - ANS-C) naturally acquired passive immunity.
Which of the following statements is NOT a possible outcome of antigen-antibody
reaction?
A) clonal deletion
B) activation of complement
C) opsonization
D) ADCC
E) agglutination - ANS-A) clonal deletion
Which of the following cells is NOT an APC?
A) dentritic cells
B) macrophages
C) mature B cells
D) natural killer cells
E) None of the answers is correct; all of these are APCs. - ANS-D) natural killer cells
When an antibody binds to a toxin, the resulting action is referred to as
A) agglutination.
B) opsonization.
C) ADCC.
D) apoptosis.
E) neutralization. - ANS-E) neutralization.
CD4+ T cells are activated by
A) interaction between CD4+ and MHC II.
B) interaction between TCRs and MHC II.
C) cytokines released by dendritic cells.
D) cytokines released by B cells.
E) complement. - ANS-A) interaction between CD4+ and MHC II.
Which of the following recognizes antigens displayed on host cells with MHC II?
,A) TC cell
B) B cell
C) TH cell
D) natural killer cell
E) basophil - ANS-C) TH cell
The specificity of an antibody is due to
A) its valence.
B) the H chains.
C) the L chains.
D) the constant portions of the H and L chains.
E) the variable portions of the H and L chains. - ANS-E) the variable portions of the H
and L chains.
Which of the following is NOT a characteristic of B cells?
A) They originate in bone marrow.
B) They have antibodies on their surfaces.
C) They are responsible for the memory response.
D) They are responsible for antibody formation.
E) They recognize antigens associated with MHC I. - ANS-E) They recognize antigens
associated with MHC I.
Which of the following is NOT a characteristic of cellular immunity?
A) The cells originate in bone marrow.
B) Cells are processed in the thymus gland.
C) It can inhibit the immune response.
D) B cells make antibodies.
E) T cells react with antigens. - ANS-D) B cells make antibodies
Plasma cells are activated by a(n)
A) antigen.
B) T cell.
C) B cell.
D) memory cell.
E) APC. - ANS-A) antigen.
, The antibodies found in mucus, saliva, and tears are
A) IgG.
B) IgM.
C) IgA.
D) IgD.
E) IgE. - ANS-C) IgA
The antibodies found almost entirely and only on the surface of B cells (not secreted
from them), and which always exist as monomers, are
A) IgG.
B) IgM.
C) IgA.
D) IgD.
E) IgE. - ANS-D) IgD.
The antibodies that can bind to large parasites are
A) IgG.
B) IgM.
C) IgA.
D) IgD.
E) IgE. - ANS-E) IgE.
In addition to IgG, the antibodies that can fix complement are
A) IgM.
B) IgA.
C) IgD.
D) IgE.
E) None of the answers is correct. - ANS-A) IgM.
Large antibodies that agglutinate antigens are
A) IgG.
B) IgM.
C) IgA.
D) IgD.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Hkane. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £6.46. You're not tied to anything after your purchase.
