Multiple Choice
Which of the following systems does the thymus NOT play a direct role in?
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20. The Lymphatic System
Primary Lymphoid Organs
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Join thousands of students who trust us to help them ace their exams!Watch the first videoMultiple Choice
Which of the following is considered a primary lymphoid organ?
A
Tonsils
B
Thymus
C
Lymph nodes
D
Spleen
Verified step by step guidance1
Understand the role of lymphoid organs in the immune system. Lymphoid organs are classified into primary and secondary categories based on their functions.
Primary lymphoid organs are responsible for the production and maturation of lymphocytes. These include the bone marrow and thymus.
Secondary lymphoid organs are involved in the activation and proliferation of lymphocytes. These include the lymph nodes, spleen, and tonsils.
Identify the thymus as a primary lymphoid organ. It is where T lymphocytes mature, which is crucial for adaptive immunity.
Recognize that the tonsils, lymph nodes, and spleen are secondary lymphoid organs, involved in filtering pathogens and facilitating immune responses.
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