Chapter 16, Problem 1MC

Summary Introduction

Introduction:

B cells or B lymphocytes are immune cells, produced and matured in the red bone marrow. Plasma cells are differentiated B cells that secrete antibodies into the lymph or blood. Antibodies are classified into five, namely antibody IgM, IgG, IgA, IgE, and IgD. Antibodies play a crucial role in the immune system, they destroy pathogens by recognizing their corresponding antigens. B cells have receptors for recognition of antigens and activate the antibody-mediated immune response. They act against extracellular pathogens or toxins and involved in the humoral immune response.