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WorksheetsDay 17: Adaptive immunity
Total questions: 20
Worksheet time: 10mins
B cells that produce and release large amounts of antibody are called:
megakaryocytes
plasma cells
basophils
erythrocytes
Which of these characteristics is NOT a major factor in adaptive or acquired immunity?
Pattern recognition receptors (PRRs)
Recognition
Specificity
Memory
The cross linkage of antigens by antibodies is known as:
Complement fixation
Cross-reacting
Opsonization
Agglutination
A single antigen molecule may be composed of many individual:
T cell receptors
MHC Class II molecules
Epitopes
B cell receptors
crosses the placenta
IgG
IgA
IgD
IgE
Found in mucous membrane
IgG
IgA
IgM
IgD
Not usually secreted
IgG
IgD
IgA
IgM
Involved in allergic reactions
IgA
IgG
IgE
IgM
First antibody made during the primary immune response
IgA
IgM
IgE
IgD
Which type of antigen-presenting molecule is found on all nucleated cells?
Antibodies
MHC Class II
B cell receptors
MHC Class I
The adaptive immune cell most effective at combating extracellular bacteria and recruiting neutrophils to help fight mucosal infections is
TH2 cells
TH1 cells
TH17 cells
Macrophages
Helper T cells interact with antigens presented by ________, and cytotoxic T cells interact with antigens presented by _________.
MHC Class I; MHC Class II
Macrophages, B cells
MHC Class II molecules; MHC Class I molecules
Viruses, Bacteria
Which type of antigen-presenting molecule is found only on macrophages, dendritic cells, and B cells?
MHC class II
Antibodies
T cell receptors
MHC CLass I
What is presented by MHC Class I molecules?
Parts of the T cell receptor
Foreign antigens processed by proteasomes
Antibodies
Self-antigens processed in phagolysosomes
The best definition of an antigen is:
A molecule that binds to an antibody, B cell receptor, or T cell receptor
A chemical introduced into the body
An enzyme that activates B cells
A foreign molecule in the body
Which of the following is NOT a way in which antibodies function in the immune response?
Antibodies can block the ability of a pathogen to bind to host cells
Antibodies can function as opsonins
Antibodies can kill viruses inside host cells
Antibodies can activate complement
Cytotoxic T cells will bind with their T cell receptor to which of the following?
Glycoprotein spikes on viruses
Antigens on the surfaces of bacteria
Antigens presented with MHC Class I molecules
Antigens presented with MHC Class II molecules
What is presented by MHC Class II molecules?
Parts of the T cell receptor
Processed foreign antigens from proteasomes
Antibodies
Processed foreign antigens from phagolysosomes
Cellular adaptive immunity is carried out by:
B cells
Neutrophils
T cells
Mast cells
Which T cell subclass is responsible for activating B cells to mature into plasma cells?
TH1
TH17
TH2
Cytotoxic T cells
