PATHOLOGY

Detailed explanation-1: -White blood cells (leukocytes), unlike red cells, are nucleated and independently motile. Highly differentiated for their specialized functions, they do not undergo cell division (mitosis) in the bloodstream, but some retain the capability of mitosis.

Detailed explanation-2: -Lymphocyte A lymphocyte is a type of white blood cell that is part of the immune system. There are two main types of lymphocytes: B cells and T cells. The B cells produce antibodies that are used to attack invading bacteria, viruses, and toxins.

Detailed explanation-3: -Each lymphocyte bears receptors that bind to a specific antigen. The ability to respond to virtually any antigen comes from the enormous variety of lymphocyte populations that the body contains, each of them with a receptor capable of recognizing a unique antigen.

Detailed explanation-4: -White blood cells are are also known as leukocytes . They are the body’s defense against infections.