Answer:
spleen is a correct answer.
Explanation:
Foreign particles circulating in the blood are filtered by the spleen
Spleen is present in the upper left area of the abdomen.
Spleen function is to filter the foreign particles from the blood as it acts as a blood filter.
Spleen recognizes the damage and old red blood cells, foreign particles.
As the blood flows into the spleen the white blood cell present remove and they attack the foreign particles.
Spleen acts as a blood filter by this way foreign particle are removed and the blood is filtered.
Thus(spleen) is a correct answer.
