Exam 3: Nature of Antigens and Major Histocompatibility Complex

Which is characteristic of thymus-dependent antigens?

MHC class II antigens are recognized by which of the following cells?

Which of the following molecules is the better immunogen?

HLA (MHC)class I protein is found on:

Which best describes a finding of Landsteiner's study of haptens?

Antigens found in different species that trigger a similar antibody response are called:

Class II molecules bind to what kind of peptides?

All of the following are characteristics of both MHC class I and class II molecules EXCEPT:

If a determinant site on a molecule that stimulates antibody formation is produced by the folding of the primary chain,this is known as a:

Naturally occurring anti-A and anti-B antibodies are thought to be due to exposure to which of the following?

A substance used to enhance antibody formation is called a(n):

Which of the following is likely to be the most immunogenic?

The use of an aluminum salt in the hepatitis vaccine is an example of a (an):

Which of the following is a characteristic of HLA-DR,-DP,and -DQ molecules?

If a person has a reaction to poison ivy,this is due to:

If a patient's red cells agglutinate with anti-A reagent antibody and the serum agglutinates B cells,what is the blood type?

MHC class II molecules have specificity for:

The best immunogen would be:

A low-molecular-weight molecule that has one binding site for an antibody would be which of the following?

The purpose of the invariant chain (Ii,CD74)is to block the peptide-binding site of: