Protection

To remove bacteria and cellular debris before
lymph is returned to the blood

A disease-causing agent

Is found in tissue fluid and plasma, and defends
against bacterial cells, viruses, and toxins; also activates complement

Lymphatic capillary, afferent lymphatic vessel, lymph nodes, efferent lymphatic vessel, lymphatic trunk, collecting duct and subclavian vein

Spleen

The monitoring of body fluids; performed by
lymphocytes and macrophages

A small group of lymphocytes,
other than T cells and B cells

Is found in exocrine gland secretions (breast milk, saliva, tears, nasal fluid, gastric and intestinal juices, bile, urine)

The response by the body against specific pathogens,
their toxins, or their metabolic products

Thymus gland

They attack viruses, bacteria, and parasitic cells that
enter a lymph node

The engulfment and digestion of pathogens,
foreign particles, and debris

Is found in plasma, activates complement, and contains Anti-A and Anti-B, which react with certain red blood cells during transfusions of mismatched blood

“nonself” molecules

Poison

They engulf and destroy foreign particles, debris,
and damaged cells

The process of attraction via chemicals from injured cells

Is found on the surface of most B lymphocytes, and functions in B cell activation

The special vessels, also called lacteals, transport absorbed fats to the circulation

Lymph node

The lymph nodes!

When antibodies travel through the body fluids to attack and destroy antigens

Is found on surfaces of basophils and mast cells; associated with allergic reactions

Edema