Question

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what are the components of the lymphatic system?
lymph vessels, lymph nodes, and lymphatic organs.
blood vessels, blood nodes, and blood organs.
nerve cells, spinal cord, and brain stem.
kidneys, bladder, and urethra.
muscles, bones, and skin layers.

Explanation:

The lymphatic system is composed of lymph vessels (which transport lymph fluid), lymph nodes (which filter lymph and house immune cells), and lymphatic organs (such as the spleen, thymus, and tonsils that play roles in immune function and fluid balance). The other options refer to components of different systems: blood - related components (blood vessels etc.) belong to the circulatory system; nerve - related (nerve cells etc.) to the nervous system; kidneys etc. to the excretory system; muscles etc. to the musculoskeletal system.

Answer:

Lymph vessels, lymph nodes, and lymphatic organs.