lymph node

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Science & Tech

lymph node

anatomy

Also known as: lymph gland

Written and fact-checked by The Editors of Encyclopaedia Britannica

Last Updated: Mar 26, 2024 • Article History

lymphatic system of the head and neck

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Category: Science & Tech

Related Topics:: lymphoid tissue; king’s evil; lymph nodule

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Mar. 23, 2024, 6:16 AM ET (News-Medical)

Study demonstrates safe reduction of lymph node removal in breast cancer patients

lymph node, any of the small, bean-shaped masses of lymphoid tissue enclosed by a capsule of connective tissue that occur in association with the lymphatic vessels. As part of the lymphatic system, lymph nodes serve as filters for the blood, providing specialized tissues where foreign antigens can be trapped and exposed to cells of the immune system for destruction. They are typically found concentrated near junctions of the major lymphatic vessels, most prominently in the neck, groin, and armpits. Each lymph node is divided into two general regions, the capsule and the cortex. The capsule is an outer layer of ...(100 of 591 words)

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