LYMPHATIC/IMMUNE SYSTEM

Front

What is the advantage of becoming lymph fluid before returning to the blood circulatory system?

Back

Cleans from foreign substances.

Front

Why can't erythrocytes, platelets, and protein plasma be found in interstitial fluid and lymph?

Back

Their size is too big.

Front

How do B-cells help in the immune response after recognizing the measles virus?

Back

They produce antibodies more quickly if the measles virus is encountered again.

Front

What is the purpose of valves in lymph vessels?

Back

To keep fluid from going backward.

Front

What characterizes the innate immune system?

Back

It is always working and doesn't require any special preparation.

Front

What is lymph?

Back

A clear fluid that circulates through the lymphatic system, containing white blood cells.

Front

What role do T-cells play in the immune system?

Back

They help to destroy infected host cells and activate other immune cells.

Front

What is the function of the spleen in the immune system?

Back

Filters blood and helps to produce and store white blood cells.

Front

What are antibodies?

Back

Proteins produced by B-cells that specifically target and neutralize pathogens.

Front

What is the difference between active and passive immunity?

Back

Active immunity is developed through exposure to pathogens, while passive immunity is acquired through antibodies from another source.