Question

this exam is 60 questions and you will have 90 minutes to complete this exam. this exam will cover vessels/pressure, and lymphatics, and immune system. question 30 1.67 pts activation of lymphocytes occurs in primary lymphoid structures. tertiary lymphoid structures. effectors such as muscles and glands. secondary lymphoid structures.

Explanation:

Lymphocytes are activated in secondary lymphoid structures such as lymph nodes, spleen, and mucosa - associated lymphoid tissue. These structures are sites where lymphocytes encounter antigens and become activated. Primary lymphoid structures are for lymphocyte development, tertiary lymphoid structures are involved in chronic inflammation - related immune responses, and effectors like muscles and glands are not sites of lymphocyte activation.

Answer:

D. secondary lymphoid structures.