moving the cells of the immune system

SECTION A
Answer ONE question from this section
1. Explain the importance of moving the cells of the immune system from the blood to an infected tissue and discuss, with the aid of diagrams, how this process is achieved for a neutrophil. [50 marks]
2. Give an illustrated account of both the structure and role of a range of cell surface receptors that are found on a) dendritic cells and b) T lymphocytes. [50 marks]