T-Lymphocytes in the Thymus Gland Do Not Participate in the Immune

question 8

Multiple Choice

T-lymphocytes in the thymus gland do not participate in the immune response and are protected from antigens by

• A)the blood-thymus barrier.
• B)thymic macrophages.
• C)the low pH of the thymus gland.
• D)circulating B-lymphocytes.
• E)trabecular fibers.

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