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The Lymphatic and Immune Systems

The Lymphatic and Immune Systems. Chapter 6. Overview of Structures, Combining Forms, and Functions of the Lymphatic and Immune Systems. Lymph. Primary Function Removes cellular waste products, pathogens, and dead blood cells from the tissues Related Word Parts (Combining Forms) lymph/o.

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The Lymphatic and Immune Systems

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  1. The Lymphatic and Immune Systems Chapter 6

  2. Overview of Structures, CombiningForms, and Functions of the Lymphatic and Immune Systems

  3. Lymph • Primary Function • Removes cellular waste products, pathogens,and dead blood cells from the tissues • Related Word Parts (Combining Forms) • lymph/o

  4. Lymph Vessels • Primary Function • Return lymph to the circulatory system • Related Word Parts (Combining Forms) • lymphangi/o (continues)

  5. Lymph Vessels

  6. Lymph Nodes • Primary Function • Produce lymphocytes • Filter harmful substances from lymph • Related Word Parts (Combining Forms) • lymphaden/o (continues)

  7. Lymph Nodes

  8. Tonsils and Adenoids • Primary Function • Protect the entry into the respiratory system • Related Word Parts (Combining Forms) • tonsill/o • adenoid/o (continues)

  9. Tonsils and Adenoids (continues)

  10. Tonsils and Adenoids

  11. Spleen • Primary Function • Filters foreign materials from the blood • Maintains the appropriate balance between cellsand plasma in the blood • Destroys old, worn-out blood cells, acts as ablood reservoir, and stores platelets (continues)

  12. Spleen (continues)

  13. Spleen • Related Word Parts (Combining Forms) • splen/o • Note: This is spelled with only one e.

  14. Bone Marrow • Primary Function • Produces blood cells • Related Word Parts (Combining Forms) • myel/o

  15. Lymphocytes • Primary Function • Play an important role in immune reactions • Related Word Parts (Combining Forms) • lymphocyt/o

  16. Thymus • Primary Function • Produces T lymphocytes • Secretes thymosin for the immune system • Related Word Parts (Combining Forms) • thym/o

  17. Key Word Parts and Definitions • anti- • against • carcin/o • cancerous • immun/o • immune, protection, safe • lymph/o • lymph, lymphatic tissue (continues)

  18. Key Word Parts and Definitions • lymphaden/o • lymph node or gland • lymphangi/o • lymph vessel • neo-, ne/o • new, strange • -oma • tumor, neoplasm (continues)

  19. Key Word Parts and Definitions • onc/o • tumor • phag/o • eat, swallow • -plasm • formative material of cells • sarc/o • flesh, connective tissue (continues)

  20. Key Word Parts and Definitions • splen/o • spleen • -tic • pertaining to • tox/o • poison, poisonous

  21. Questions

  22. Question • Of the 400–700 lymph nodes located along thelarger lymphatic vessels, approximately half ofthese nodes are in the abdomen. • True or False?

  23. Answer • True

  24. Question • The tonsils are made up of muscle tissue. • True or False?

  25. Answer • False.The tonsils are made up of lymphoid tissue.

  26. Question • Which type of immunity is passed from motherto child after birth? • natural immunity • passive immunity • acquired immunity

  27. Answer • b. Passive immunity is passed through breastmilk to the baby.

  28. Question • Rubella, or German measles, originated inGermany. • True or False?

  29. Answer • False. Rubella and measles have similarsymptoms, so the term “German” comes fromgermanus, meaning similar.

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