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The Lymphatic and Immune Systems. Chapter 6. Lymph. Primary Function Removes cellular waste products, pathogens, and dead blood cells from the tissues Related Word Parts (Combining Forms) lymph/o. Lymph Vessels. Primary Function Return lymph to the circulatory system
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The Lymphatic and Immune Systems Chapter 6
Lymph • Primary Function • Removes cellular waste products, pathogens,and dead blood cells from the tissues • Related Word Parts (Combining Forms) • lymph/o
Lymph Vessels • Primary Function • Return lymph to the circulatory system • Related Word Parts (Combining Forms) • lymphangi/o • (continues)
Lymph Nodes • Primary Function • Produce lymphocytes • Filter harmful substances from lymph • Related Word Parts (Combining Forms) • lymphaden/o • (continues)
Tonsils and Adenoids • Primary Function • Protect the entry into the respiratory system • Related Word Parts (Combining Forms) • tonsill/o • adenoid/o • (continues)
Tonsils and Adenoids • (continues)
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)
Spleen • (continues)
Spleen • Related Word Parts (Combining Forms) • splen/o • Note: This is spelled with only one e.
Bone Marrow • Primary Function • Produces blood cells • Related Word Parts (Combining Forms) • myel/o
Lymphocytes • Primary Function • Play an important role in immune reactions • Related Word Parts (Combining Forms) • lymphocyt/o
Thymus • Primary Function • Produces T lymphocytes • Secretes thymosin for the immune system • Related Word Parts (Combining Forms) • thym/o
Key Word Parts and Definitions • anti- • against • carcin/o • cancerous • immun/o • immune, protection, safe • lymph/o • lymph, lymphatic tissue • (continues)
Key Word Parts and Definitions • lymphaden/o • lymph node or gland • lymphangi/o • lymph vessel • neo-, ne/o • new, strange • -oma • tumor, neoplasm • (continues)
Key Word Parts and Definitions • onc/o • tumor • phag/o • eat, swallow • -plasm • formative material of cells • sarc/o • flesh, connective tissue • (continues)
Key Word Parts and Definitions • splen/o • spleen • -tic • pertaining to • tox/o • poison, poisonous
Question • Of the 400–700 lymph nodes located along thelarger lymphatic vessels, approximately half ofthese nodes are in the abdomen. • True or False?
Answer • True
Question • The tonsils are made up of muscle tissue. • True or False?
Answer • False.The tonsils are made up of lymphoid tissue.
Question • Which type of immunity is passed from motherto child after birth? • natural immunity • passive immunity • acquired immunity
Answer • b. Passive immunity is passed through breastmilk to the baby.
Question • Rubella, or German measles, originated inGermany. • True or False?
Answer • False. Rubella and measles have similarsymptoms, so the term “German” comes fromgermanus, meaning similar.