Chapter 5 The Lymphatic & Immune Systems A&P Terms Review

Small masses of lymphoid tissue located in the posterior nasal cavity; when infected become enlarged.

• Adenoids

• Tonsils

A special kind of protein the body produces to destroy an antigen.

• Antibody

• Pathogens

A specific substance that stimulates the production of an antibody.

• Antigen

• Spleen

A disorder when the immune system causes the body to not recognize and attack its own cells and tissues.

• Autoimmune disorder

• Specific immunity

Network that protects the body from disease-causing pathogens.

• Immune system

• Lymphatic system

A physician who specializes in the study and treatment of immune system diseases and disorders.

• Immunologist

• Phagocytes

The study of the immune system.

• Immunology

• Nonspecific immunity

A clear or milky-white fluid that contains lymphocytes that protect the body from infection and disease.

• Lymph

• Thymus gland

Body system that works with the immune system to filter pathogens and waste.

• Lymphatic system

• Lymphocytes

Specialized leukocytes (WBCs) that protect the body by attacking pathogens.

• Lymphocytes

• Tonsils