Lymphatic System and Immunity Flashcard

Front

What is the primary function of the lymphatic system?

Back

To maintain fluid balance, filter lymph, and support immune function.

Front

What is lymph?

Back

A clear fluid that circulates through the lymphatic system, containing white blood cells, proteins, and waste products.

Front

What are lymphatic vessels?

Back

Thin-walled vessels that transport lymph throughout the body.

Front

What is the thoracic duct?

Back

The largest lymphatic vessel in the body, draining lymph into the left subclavian vein.

Front

How do lymph nodes function in the immune system?

Back

They filter lymph and house lymphocytes that respond to pathogens.

Front

What role do lymphocytes play in immunity?

Back

They are white blood cells that identify and help eliminate pathogens.

Front

What is the difference between the lymphatic system and the circulatory system?

Back

The lymphatic system transports lymph, while the circulatory system transports blood.

Front

What is the significance of the left subclavian vein in the lymphatic system?

Back

It is the point where the thoracic duct drains lymph back into the bloodstream.

Front

What happens to lymph as it passes through lymph nodes?

Back

It is screened for pathogens and may trigger an immune response.

Front

What are the components of the lymphatic system?

Back

Lymphatic vessels, lymph nodes, spleen, thymus, and tonsils.