Which one of the following is TRUE regarding lymph nodes?
A) They are located only in the digestive tract and neck.
B) They remove microorganisms and abnormal cells from the lymph and return them to blood circulation.
C) Macrophages but not lymphocytes can be found within lymph nodes.
D) They filter lymph fluid, trapping microorganisms and abnormal cells.
E) Lymph flows from the lymph vessels to the urinary system.

Question

Quizplus · Accepted Answer

Lymph nodes are small, bean-shaped structures found throughout the body. They are responsible for filtering lymph fluid, trapping microorganisms and abnormal cells. The lymphocytes within lymph nodes play a vital role in the body's immune system, monitoring and responding to infections and diseases. Lymph is returned to the bloodstream after passing through lymph nodes.

Which One of the Following Is TRUE Regarding Lymph Nodes