The Lymphatic System and Lymphoid Organs and ... - Next2Eden

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Structure of a Lymph Node • Bean shaped • External fibrous capsule • Trabeculae extend inward <strong>and</strong> divide the node into compartments • Two histologically distinct regions • Cortex • Medulla Copyright © 2010 Pearson Education, Inc.
Structure of a Lymph Node • Cortex contains follicles with germinal centers, heavy with dividing B cells • Dendritic cells nearly encapsulate the follicles • Deep cortex houses T cells in transit • T cells circulate continuously among the blood, lymph nodes, <strong>and</strong> lymphatic stream Copyright © 2010 Pearson Education, Inc.
Page 1 and 2: Copyright © 2010 Pearson Education
Page 3 and 4: Lymphatic System: Functions • Ret
Page 5 and 6: Lymphatic Vessels • One-way syste
Page 7 and 8: Lymphatic Capillaries • Absent fr
Page 9 and 10: Lymphatic Collecting Vessels • Si
Page 11 and 12: Internal jugular vein Entrance of r
Page 13 and 14: Lymph Transport • Like blood in t
Page 15 and 16: Lymphocytes • T cells and B cells
Page 17 and 18: Other Lymphoid Cells • Macrophage
Page 19 and 20: Lymphoid Tissue • Largely compose
Page 21 and 22: Lymphoid Tissue • Lymphatic folli
Page 23 and 24: Lymph Nodes • Principal lymphoid
Page 25: Lymph Nodes • Functions 1. Filter
Page 29 and 30: Structure of a Lymph Node • Medul
Page 31 and 32: Circulation in the Lymph Nodes •
Page 33 and 34: Spleen • Largest lymphoid organ
Page 35 and 36: Spleen • Primary function: Stores
Page 37 and 38: Splenic artery Splenic vein Hilum (
Page 39 and 40: Thymus • Thymic lobes contain an
Page 41 and 42: Thymus • Differs from other lymph
Page 43 and 44: Tonsils • Contain follicles with
Page 45 and 46: Aggregates of Lymphoid Follicles
Page 47: MALT • Mucosa-associated lymphati

The Lymphatic System and Lymphoid Organs and ... - Next2Eden

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