Lymphatic system
Post on 22-Jun-2015
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Lymphatic SystemLymphatic System
• Overarching
functions:
defends against
infection and
disease, and
returns tissue fluid
to the bloodstream
PG-Lady!
Components of the Lymphatic System
Lymphatics
Lymphatic Capillaries
Notes handout
Terminal End of Lymphatic Vessel
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Lymphatic Ducts and the Venous System
Lymphatic Ducts and the Venous System: Another view
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Lymph Node
Lymph Node
Other Lymphatic System Structures
Notes Handout
Tonsils
Peyer’s patches in the distal ileum. PPs seen in a 20-years-old man during ileocolonoscopy. Note that PPs form a lymphoid ring in the distal ileum.
Appendix
Notes Handout
Thoracic Cavity with Thymus
Thymus
Thymus: Cross-section
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Location of Spleen in Abdominal Cavity
Spleen
Spleen: Cross-section
Lymphocytes
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Origins of Lymphocytes
T cell Maturation
Lymphoid cells migrate to the thymus
Mature lymphocytes are transported to peripheral tissues by circulation in the blood
Origins of Lymphocytes: Lymphopoiesis
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