© 2015, cengage learning. all rights reserved. the lymphatic and immune systems chapter 6
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© 2015, Cengage Learning. All Rights Reserved.
The Lymphatic and Immune SystemsThe Lymphatic and Immune Systems
Chapter 6
© 2015, Cengage Learning. All Rights Reserved.
Overview of Structures, CombiningForms, and Functions of the
Lymphatic and Immune Systems
Overview of Structures, CombiningForms, and Functions of the
Lymphatic and Immune Systems
© 2015, Cengage Learning. All Rights Reserved.
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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Lymph Vessels
• Primary Function – Return lymph to the circulatory system
• Related Word Parts (Combining Forms)– lymphangi/o
(continues)
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Lymph Vessels
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Lymph Nodes
• Primary Function – Produce lymphocytes
– Filter harmful substances from lymph
• Related Word Parts (Combining Forms)– lymphaden/o
(continues)
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Lymph Nodes
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Tonsils and Adenoids
• Primary Function – Protect the entry into the respiratory system
• Related Word Parts (Combining Forms)– tonsill/o
– adenoid/o
(continues)
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Tonsils and Adenoids
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Tonsils and Adenoids
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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)
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Spleen
(continues)
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Spleen
• Related Word Parts (Combining Forms)– splen/o
• Note: This is spelled with only one e.
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Bone Marrow
• Primary Function – Produces blood cells
• Related Word Parts (Combining Forms)– myel/o
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• Primary Function – Play an important role in immune reactions
• Related Word Parts (Combining Forms)– lymphocyt/o
Lymphocytes
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• Primary Function – Produces T lymphocytes
– Secretes thymosin for the immune system
• Related Word Parts (Combining Forms)
– thym/o
Thymus
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Key Word Parts and Definitions
• anti- – against
• carcin/o – cancerous
• immun/o – immune, protection, safe
• lymph/o – lymph, lymphatic tissue
(continues)
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Key Word Parts and Definitions
• lymphaden/o – lymph node or gland
• lymphangi/o – lymph vessel
• neo-, ne/o – new, strange
• -oma – tumor, neoplasm
(continues)
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Key Word Parts and Definitions
• onc/o – tumor
• phag/o – eat, swallow
• -plasm – formative material of cells
• sarc/o – flesh, connective tissue
(continues)
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Key Word Parts and Definitions
• splen/o – spleen
• -tic – pertaining to
• tox/o – poison, poisonous
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QuestionsQuestions
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Question
Of the 400–700 lymph nodes located along thelarger lymphatic vessels, approximately half ofthese nodes are in the abdomen.
True or False?
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Question
The tonsils are made up of muscle tissue.
True or False?
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Question
Which type of immunity is passed from motherto child after birth?
a. natural immunity
b. passive immunity
c. acquired immunity
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Question
Rubella, or German measles, originated inGermany.
True or False?