Biology Prefixes and Suffixes: angio. Definition: The prefix (angio-) comes from the Greek angeion for vessel. The prefix (angio-) refers to a receptacle, vessel, shell or container. Examples: Angioblast (angio-blast) - embryonic cell that develops into blood cells and blood vessel endothelium.
1 Immune system - Spleen. 2  Major functions of the spleen include removing abnormal blood cells and making components of the immune system. 3  Since the spleen is involved in so many bodily functions, it is vulnerable to a range of disorders.  Disorders of the spleen include splenomegaly, hypersplenism and splenic rupture.
But the spleenâs most important functions are not simply storage of blood cells and platelets. A Blood Filter. One of the spleenâs most important functions is to filter out microorganisms and foreign particles that have entered our bloodstream.For instance, in experiments, scientists have observed that foreign dye particles discoloring the blood can be entirely removed in one pass through the spleen.ne of the spleenâs most important functions is to filter out microorganisms and foreign particles that have entered our bloodstream. For instance, in experiments, scientists have observed that foreign dye particles discoloring the blood can be entirely removed in one pass through the spleen.