Lymph node

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7 Terms

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Capsule (dense connective tissue)
Provides a tough outer covering, maintains node shape, and extends support fibers inside.
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Afferent lymphatic vessels (from tissues)
Bring lymph carrying antigens, waste, and immune cells into the node.
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Cortex (lymphoid follicles)

Houses immune cells where they activate and multiply.

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Lymphocyte (in follicle)
Recognizes foreign antigens, activates, and multiplies.
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Reticular connective tissue (stroma) (type III collagen)

Forms a structural network for immune cells while allowing lymph to flow through

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Medulla


Contains lymphocytes, plasma cells, and macrophages. Filters out debris


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Efferent lymphatic vessel

Drains filtered lymph, immune cells, antibodies, and waste away from the node.