Chapter 18 –microbiology Questions
and Answers.
Antibodies are produced by - ANS>>plasma cells
Cellular adaptive immunity is carried out by __________. - ANS>>T cells
A single antigen molecule may be compose of many individual __________. -
ANS>>epitopes
Which class of molecules is the most antigenic? - ANS>>proteins
MHC I molecules present - ANS>>processed foreign antigens from proteasomes
MHC II molecules present - ANS>>processed foreign antigens from phagolysosomes.
Which type of antigen-presenting molecule is found on all nucleated cells? -
ANS>>MHC I
Which type of antigen-presenting molecule is found only on macrophages, dendritic
cells, and B cells? - ANS>>MHC II
What is a superantigen? - ANS>>a protein that activates T cells in a nonspecific and
uncontrolled manner
To what does the TCR of a helper T cell bind? - ANS>>antigens presented with MHC II
molecules
Cytotoxic T cells will bind with their TCR to which of the following? - ANS>>antigens
presented with MHC I molecules
A _____________ molecule is a glycoprotein used to identify and distinguish white
blood cells. - ANS>>cluster of differentiation
Name the T helper cell subset involved in antibody production. - ANS>>TH2
Which of the following would be a T-dependent antigen? - ANS>>protein
Which of the following would be a BCR? - ANS>>IgD
Which of the following does not occur during the lag period of the primary antibody
response? - ANS>>class switching to IgG
and Answers.
Antibodies are produced by - ANS>>plasma cells
Cellular adaptive immunity is carried out by __________. - ANS>>T cells
A single antigen molecule may be compose of many individual __________. -
ANS>>epitopes
Which class of molecules is the most antigenic? - ANS>>proteins
MHC I molecules present - ANS>>processed foreign antigens from proteasomes
MHC II molecules present - ANS>>processed foreign antigens from phagolysosomes.
Which type of antigen-presenting molecule is found on all nucleated cells? -
ANS>>MHC I
Which type of antigen-presenting molecule is found only on macrophages, dendritic
cells, and B cells? - ANS>>MHC II
What is a superantigen? - ANS>>a protein that activates T cells in a nonspecific and
uncontrolled manner
To what does the TCR of a helper T cell bind? - ANS>>antigens presented with MHC II
molecules
Cytotoxic T cells will bind with their TCR to which of the following? - ANS>>antigens
presented with MHC I molecules
A _____________ molecule is a glycoprotein used to identify and distinguish white
blood cells. - ANS>>cluster of differentiation
Name the T helper cell subset involved in antibody production. - ANS>>TH2
Which of the following would be a T-dependent antigen? - ANS>>protein
Which of the following would be a BCR? - ANS>>IgD
Which of the following does not occur during the lag period of the primary antibody
response? - ANS>>class switching to IgG
