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12 Cards in this Set
- Front
- Back
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What is lymph? |
Excess tissue fluid returned to blood circulation |
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Lymphatic vessels from smallest to larges: |
Lymph capillaries, lymph vessels, lymph nodes, large vessels in neck... (lymph trunks, lymph ducts ) |
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What do valves in lymph vessels do? |
Moves lymph back to heart and prevent back flow |
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What parts of body contain no lymph? |
Bone, bone marrow, teeth, CNS |
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What does the skeletal Muscle pump do for the lymphatic system? |
Helps lymph move through skeletal muscle |
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Tunica media in lymph vessels |
Contains smooth muscle Helps move lymph along |
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What is lacteal? |
A lymph capillary that absorbs fats. (In villi of small intestine) |
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What do you find in a lymph node? |
Afferent and efferent lymph vessels
B & T lymphocytes
Internal sinus "cavity" with reticular fivers- give it structure
Macrophages |
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How does lymph return to the blood stream? |
Through right and left jugular veins and subclavian |
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What is MALT |
Mucosa associated with lymphatic tissue (membrane)
Connective tissue contains lots or lymphocytes |
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Secondary organs |
Tonsils (MALT -pathogen traps)
Spleen - find sinusoid capillaries (can remove pathogens and old worn out eurythrocytes)
Appendix
Lymphoid nodules |
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Primary organs |
Thymus Bone marrow |
