The spleen is a center of activity of the mononuclear phagocyte system and can be considered analogous to a large lymph node, as its absence causes a predisposition to certain infections.he spleen is a center of activity of the mononuclear phagocyte system and can be considered analogous to a large lymph node, as its absence causes a predisposition to certain infections.
The Celtic knot symbol, is also referred to as the mystic knot, or the endless knot. The more esoteric or spiritual meaning of this symbol eludes to beginnings and endings.In viewing these beautiful knots, we cannot see a beginning or and end, and therefore we are reminded of the timeless nature of our spirit.he Celtic knot symbol, is also referred to as the mystic knot, or the endless knot. The more esoteric or spiritual meaning of this symbol eludes to beginnings and endings.
Links to Celtic Knots and Meanings. Celtic knots are perhaps the most notorious and recognizable artwork in Celtic history. They started appearing in history after about 450 AD; the Celtic knots meaning is sketchy at best, because there is little written history documenting their purpose.he Celtic knot symbol, is also referred to as the mystic knot, or the endless knot. The more esoteric or spiritual meaning of this symbol eludes to beginnings and endings.