Choose the organ that filters the lymph:
Correct answer: E. lymph nodes
- A. Heart
- B. Liver
- C. Spleen
- D. Pancreas
- E. lymph nodes
Explanation
Just as the lymph nodes filter lymph, the spleen filters blood, exposing it to macrophages and lymphocytes that destroy foreign particles and aged red blood cells.
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About Circulation
The circulatory system covers the chambers, valves and conducting pathway of the human heart, along with the cardiac cycle and control of heartbeat. It compares arteries, veins and capillaries by structure and function, and explains how the lymphatic system returns tissue fluid, transports absorbed fats and supports immunity.
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