Assignent Solutionnurs

Explain the differences between innate and adaptive immunity. Explain the differences between the primary and secondary lines of defense. What factors interfere with these mechanisms? How are these levels of immunity affected in a child, an elderly person, or a person with a chronic disease?
Explain the complement system and the roles of macrophage, dendritic cells, mast cells, neutrophils, basophils, natural killer cells, T-cells (T-helper cells, cytotoxic T-cells, memory T-cells, and T-regulatory cells), and B-cells (antibodies and memory B-cells).