30 Questions
Who discovered the process of immunity called phagocytosis and the cell responsible for it?
Elie Metchnikoff
What did Jenner use from a milkmaid to conduct his experiment related to smallpox resistance?
Matter from the arm
Which scientist contributed to understanding humoral immunity by studying toxins and immune serum?
Paul Ehrlich
What did Frank Macfarlane Burnet discover that was enormously significant in immunology?
Acquired immunological tolerance
Which term meaning 'cow' is associated with the process of using cowpox to provide resistance to smallpox?
Vaccination
What protection could be transferred passively to normal animals according to the Side chain theory?
Protection against toxins
What is immunity defined as?
The body's ability to resist or eliminate potentially harmful foreign materials or abnormal cells
What is the immune system composed of?
A network of cells, tissues, and organs
What is a pathogen?
An organism causing disease to its host
What does an antigen refer to?
A substance that is capable of stimulating an immune response
Who is credited as the first to introduce inoculation against smallpox into England?
Lady Mary Wortley Montagu
Who is known as the Father of Immunology?
Edward Jenner
From where do all cells of the immune system develop?
Bone marrow
What happens when the immune system identifies a transplanted organ as foreign?
The organ is destroyed by the immune system
Which cells immediately differentiate into plasma cells upon encountering foreign agents?
B cells
What do plasma cells produce upon encountering foreign particles?
Antibodies
Where do B cells develop?
Bone marrow
Which lineage begins with a lymphoid progenitor cell?
Lymphoid lineage
What is the main idea behind Burnet's clonal selection theory?
Each antigen activates a specific lymphocyte to create clones for antibody production.
What did George Snell discover that led to the major histocompatibility complex (MHC) concept?
Genetic factors determining tissue transplant possibilities.
What is the main focus of immunochemistry?
Chemical components and properties of the immune system.
What does serology primarily involve?
Study of serum and other body fluids.
What does immunogenetics study?
Genetic basis of immune response.
What is the significance of tumor immunology?
Understanding mechanisms of tumor rejection and progression.
Where do B-cells originate and develop?
Bone marrow
Which cells differentiate into helper, cytotoxic, and regulatory cells?
T-cells
What initiates the differentiation of B-cells into plasma cells?
Cytokines released by helper T-cells
Which T-cell subset is responsible for cell-mediated immunity?
Cytotoxic T-cells
What is a key characteristic of plasma cells?
Secrete antibodies
Where do T-cells differentiate into different subpopulations like memory cells and plasma cells?
Thymus
Test your knowledge on immunology theories and discoveries with this quiz. Learn about Burnet's clonal selection theory, George Snell's major histocompatibility complex discovery, and branches of immunology like immunochemistry.
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