The adaptive immune response is a complex network of cells and molecules that work together to protect the body from infection. This response is "adaptive" because it adjusts its tactics as needed to fight off different pathogens. The immune system also produces Memory B cells and Memory T cells, which remember how to fight a particular pathogen if it ever comes back.
Nurses are essential members of the healthcare team who help patients through every stage of their illness. They provide care, education, and support to patients and their families, and work with other healthcare professionals to ensure that patients receive the best possible care.