key term - Lymphocytes

Definition

Lymphocytes are a type of white blood cell that play a crucial role in the immune response by identifying and neutralizing pathogens like bacteria, viruses, and other foreign invaders. They are integral components of the body's adaptive immune system, enabling it to remember and more effectively fight infections.

Related terms

Immune System:

The complex network of cells, tissues, and organs that work together to defend the body against attacks by foreign invaders.

Antibodies: Proteins produced by B cells (a type of lymphocyte) in response to antigens, which specifically target and neutralize these invaders.

Antigens:

Substances that can induce an immune response when detected by the body, often found on the surface of pathogens such as bacteria and viruses