10 Questions
What is the primary function of antibody-secreting plasma cells in naturally acquired active immunity?
To secrete antibodies to combat pathogens
What is the main difference between naturally acquired active immunity and artificially acquired active immunity?
The route of antigen introduction
What is the primary function of B memory cells in adaptive immunity?
To provide long-term immunity to specific pathogens
What is the primary function of cytotoxic T cells in adaptive immunity?
To directly kill infected host cells
What is the primary difference between antibody-mediated immunity and cell-mediated immunity?
The type of immune response triggered
What is the primary function of the immune system in aging?
To maintain immune homeostasis and prevent disease
What is the primary mechanism of artificially acquired passive immunity?
Transfer of immunoglobulins from one individual to another
What is the primary function of T memory cells in adaptive immunity?
To provide long-term immunity to specific pathogens
What is the primary difference between IgG and IgA antibodies in naturally acquired passive immunity?
The site of antibody transfer
What is the primary consequence of immune system aging?
Increased susceptibility to infections
Learn how the immune system changes with age, including increased susceptibility to infections, decreased response to vaccines, and changes in T cell and B cell responsiveness. Understand the role of the lymphatic and immune systems in maintaining homeostasis.
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