Concentrations of white blood cells that destroy and remove invading pathogens are found in the lymph nodes.
(white blood cells; destroy; ) (white blood cells; remove; invading pathogens) (Concentrations of white blood cells; are found; L:in the lymph nodes)
white blood cells white blood cells Concentrations of white blood cells
destroy remove are found
invading pathogens
L:in the lymph nodes