Question

Explain the following in not more than 70 words.

Role of lymphoid organs in immune response

Answer 1

Role of Lymphoid Organs in Immune Response:

1. Primary lymphoid organs: Bone marrow and thymus are responsible for the formation and maturation of lymphocytes.
2. Bone marrow: B lymphocytes mature in the bone marrow.
3. Thymus: T lymphocytes mature in the thymus.
4. Secondary lymphoid organs: Spleen, lymph nodes and MALT provide sites where lymphocytes interact with antigens and initiate immune responses.
5. They help in the activation and proliferation of lymphocytes.