Ch. 16 Lymphatic-tortora

Cortexandinnermedulla lymphatictissuestructure

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Unformatted text preview: ymphatic organs – Site where most immune responses occur – Lymph nodes, spleen, lymphatic nodules Lymphatic Tissue Structure Lymphatic Tissue Structure Thymus – Bilobed organ in mediastinum – Superior most border is jugular region of manubruim – Inferior most border is 4th costal cartilage Lymphatic Tissue Structure Lymphatic Tissue Structure Thymus – Trabeculae divide each lobe into lobules – Lobules have outer cortex and inner medulla Lymphatic Tissue Structure Lymphatic Tissue Structure Lymph nodes – Located along lymphatic vessels and scattered throughout body – Receive lymph from afferent vessels and drains lymph into efferent vessels at a hilum – Recognize antigen and cause differentiation and proliferation of lymphocytes Contain mature B and T cells Checkpoint: Checkpoint: Collaborative Learning Where do you think you need a cluster of lymph nodes and why? 16_10a 16_10a Lymphatic Tissue Structure Lymphatic Tissue Structure...
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This note was uploaded on 02/01/2011 for the course BIOL 1604 taught by Professor Allen during the Spring '03 term at Tulsa Community College.

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