18 Questions
Which of the following is NOT a type of granulocyte?
Lymphocyte
What is the function of eosinophils?
Role in ending allergic reactions
Which leukocyte type has pink granules in its cytoplasm?
Neutrophils
Where does hematopoiesis occur predominantly?
Red bone marrow
Which type of leukocytes are phagocytic?
Monocytes
What is the function of basophils?
Role in allergic reactions
Where does haematopoiesis take place in humans?
Red marrow
Which component of bone marrow produces approximately 500 billion blood cells per day?
Hematopoietic component
What separates the red pulp from the white pulp in the spleen?
Diffuse marginal zone
Where are Cutaneous and Mucosal Lymphoid Organs located?
Under the epithelia of skin, GIT, and respiratory tracts
Which organ serves as a big lymph node but is not supplied by lymphatic vessels?
Spleen
Where do immune cells sample the antigens of microbes that might enter the body?
Lymph nodes
What are the primary lymphoid organs of the immune system?
Bone marrow and thymus
Which organ is considered the primary lymphoid organ for B cell development?
Bone marrow
At what age does the generation of T cells from the thymus drop to 2% of newborn levels?
65
Which organ collects antigens from the blood stream?
Spleen
What are the innate immune cells mentioned in the text?
Macrophages, neutrophils, dendritic cells
Where do the immune cells spend most of their time according to the text?
In lymphoid organs
Explore the primary and secondary lymphoid organs in the immune system, including bone marrow, thymus, lymph nodes, spleen, and mucosal and cutaneous immune systems. Learn about the innate immune cells like macrophages and dendritic cells, as well as adaptive immune cells such as T and B cells. Understand how lymphatic and blood circulation play a crucial role in the immune response.
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