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WorksheetsLAB Lymphoid organ and human WBCs
Total questions: 10
Worksheet time: 8mins
Primary lymphoid organs are responsible for ?
Filtering blood
Filtering lymph
Storing lymphocytes
Producing and maturing lymphocytes
Which of the following is NOT a secondary lymphoid organ?
Spleen
Tonsils
Bone marrow
Lymph nodes
Which lymphoid organ serves as a reservoir for blood and is involved in filtering blood and removing old or damaged blood cells?
Thymus
Lymph nodes
Spleen
Bone marrow
Which region of the thymus contains immature T cells undergoing maturation processes?
Cortex
Medulla
Capsule
Hilum
What is the function of M cells in Peyer's patches, and where can we find them on virtual slides?
Produce antibodies/ jejunum of Human sec.
Transport antigens from the gut lumen to underlying immune cells/Palatine tonsil of Human sec.
Release cytokines/ Duodenum of Human sec.
Phagocytose pathogens/Ileum of Human sec.
Which type of lymphoid organ is crucial for distinguishing between self and non-self antigens?
Bone marrow
Thymus
Spleen
Lymph nodes
What specific type of hematopoietic stem cells found in the bone marrow give rise to B cells?
Lymphoid progenitor cells
Myeloid progenitor cells
Hemocytoblasts
Colony-forming units
In the spleen, which region contains the marginal zone, where interactions between blood-borne antigens and immune cells primarily occur?
Red pulp
White pulp
Capsule
Capsule
Which specialized cells within the lymph nodes present antigens to T cells, initiating an adaptive immune response, and where can we find them on virtual slides?
Macrophages, Blood of human smear
Dendritic cells, Skin of Human
Neutrophil, Colon of Human sec.
Mast cells, Lymphoid node of Human sec.
Which of the following is NOT a function of lymphoid organs?
Antigen presentation
Hematopoiesis
Phagocytosis
Immune cell activation
