When an antigen enters the body, specialized white blood cells called ________ produce antibodies, which in turn combine with the antigens to neutralize them.

Specialized White Blood Cells

White blood cells, such as lymphocytes or neutrophils, that have specific roles in the body's immune response.

Antibodies

Highly specific proteins that attach themselves to foreign substances in an initial step in destroying such substances, as part of the body’s defenses.

Antigens

Foreign substances that stimulate white blood cells to create antibodies when they enter the body.