Question

Which one of the following organs is not involved in the elicitation of immune responses?

• A. Spleen
• B. Thymus
• C. Lymph nodes
• D. Brain

Answer 1

The correct option is D Brain

The immune response is how our body recognizes and defends itself against bacteria, viruses and other harmful diseases. They are also triggered by antigens. The parts involved in elicitation of immune responses are Spleen, thymus, lymph nodes, bone marrow and white blood cells.

So, the correct option is 'Brain'.