Antibody Production

Which white blood cells are responsible for antibody production?

• T lymphocytes

• B lymphocytes

• Macrophages

• Neutrophils

What is the function of plasma cells?

• Engulf pathogens

• Activate T cells

• Produce and secrete antibodies

• Destroy infected cells

Which of the following helps activate B cells?

• Cytotoxic T cells

• Helper T cells

• Macrophages

• Neutrophils

How do antibodies neutralize pathogens?

• Destroying them directly

• Marking them for destruction

• Digesting them inside plasma cells

• Preventing T cell activation

Which type of immunity involves antibodies from an external source (e.g., mother’s milk)?

• Active natural immunity

• Passive natural immunity

• Active artificial immunity

• Passive artificial immunity

What is the primary function of memory B cells?

• Produce antibodies immediately

• Store information about previous infections

• Attack pathogens directly

• Activate neutrophils

Which antibody type is most abundant in the blood?

• IgA

• IgG

• IgE

• IgM

What is the first antibody produced in an immune response?

• IgA

• IgE

• IgG

• IgM

Which cells are primarily involved in cell-mediated immunity?

• B cells

• Plasma cells

• T cells

• Dendritic cells

Which part of an antibody binds to antigens?

• Constant region

• Hinge region

• Variable region

• Heavy chain