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Functions of Lymph Nodes - lecture

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Questions and Answers

What is the main function of a lymph node?

To produce lymph

To filter lymph before it returns to the venous circulation (correct)

To store lymphocytes

To produce antibodies

What does a lymph node remove?

Red blood cells

White blood cells

Debris, pathogens, and antigens (correct)

Oxygen and carbon dioxide

What is the first step in the adaptive immune response?

Producing antibodies

Extracting antigens (correct)

Fighting off pathogens

Creating lymphocytes

What do the lymph nodes in the gut, trachea, lungs, and thoracic duct protect against?

Pathogens in the digestive and respiratory systems Signup and view all the answers

Which lymph nodes swell in response to inflammation?

The ones in the groin and base of the neck Signup and view all the answers

What does lymphadenopathy indicate?

Chronic or excessive enlargement of lymph nodes Signup and view all the answers

What percentage of antigens are removed by lymph nodes?

More than 95% Signup and view all the answers

Which cells present antigens to lymphocytes?

Dendritic cells Signup and view all the answers

What triggers an immune response?

Antigens Signup and view all the answers

What are the lymph nodes in the groin and base of the neck called?

Inguinal lymph nodes Signup and view all the answers

What do lymph nodes filter?

Lymph Signup and view all the answers

What do lymph nodes protect against in the digestive and respiratory systems?

Pathogens Signup and view all the answers

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