1 The spleen is the largest organ of the lymphatic system. 2  Its primary function is to filter blood of damaged cells, cellular debris, and pathogens. 3  Like the thymus, the spleen houses and aids in the maturation of lymphocytes. 4  Lymphocytes destroy pathogens and dead cells in the blood.he lymphatic system plays a vital role in the proper functioning of the body. One of the major roles of this organ system is to drain excess fluid surrounding tissues and organs and return it to the blood. Returning lymph to the blood helps to maintain normal blood volume and pressure.
More Americans believe aliens have visited Earth than believe that Jesus is the Son of God. According to a National Geographic survey, 77 percent of all Americans believe there are signs that aliens have visited Earth, and according to a recent Harris poll only 68 percent of all...
As if the governments of the world announcing that UFOs are real and that they have been in contact with aliens will somehow validate what they have believed all this time. But âofficial disclosureâ will not make UFOs any more real.. If there were friendly and unfriendly aliens the friendly aliens would probably give earth technology to be able to fight. 3. If the aliens were much smarter than we are then they would think of us like ants and not really care one way or the other to communicate with us.