16 Questions
What is the primary site where T-cells become immunologically competent?
Thymus
Which of the following is not a function of T-cells?
Promotion of antibody production
Which of the following is NOT a type of lymphokine produced by T-cells?
Erythropoietin
Which organ plays a primary role in the growth and differentiation of lymphocytes?
Spleen
What is the primary function of heparin and histamine in the immediate hypersensitivity reaction?
Dilate blood vessels and increase vessel permeability
What is the main role of antibodies produced by plasma cells in the immune response?
Bind to receptors on basophil plasma membranes
Why do platelets appear somewhat smaller in the microscope?
Due to the division of cytoplasm into hyalomere and granulomere
What is the primary function of the cytoskeletal fibers in platelets?
Facilitate platelet movement
What is the role of plasma-borne substances like antibodies at a site of infection?
Neutralize antigens
How do antibodies induce the release of basophil granule contents?
By binding to receptors on basophil plasma membranes
What is the primary function of histamine in the immediate hypersensitivity reaction?
Increase vessel wall permeability
What is the primary function of heparin in the immediate hypersensitivity reaction?
Prevent blood coagulation
What is the role of antibodies produced by plasma cells in the immune response?
Bind to receptors on basophils
What is the primary function of the cytoskeletal fibers in platelets?
Function in platelet movement
Why do platelets appear somewhat smaller in the microscope?
Their cytoplasm hardly stains
What is the primary site where T-cells become immunologically competent?
Thymus gland
Test your knowledge on the development and function of T-cells in the thymus. Explore topics such as cell-mediated immunity, lymphokines, and the role of T-cells in the immune system.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
