The Band Test. The back and front of your bra band should be level and parallel to the floor when you look at yourself from the side in a mirror. If the band is too tight, digs into your flesh or is just plain uncomfortable, it's too small.
Phagocytes are the white blood cells that protect the body by eating (phagocytosing) dirt, bacteria and dead or dying cells. They are important for fighting infections. They are also important for becoming immune. Phagocytes are important in all animals and are very complex in vertebrates.
Non-professional phagocytes are more limited than professional phagocytes in the type of particles they can take up. This is due to their lack of efficient phagocytic receptors, in particular opsonins âwhich are antibodies and complement attached to invaders by the immune system.hey are called non-professional phagocytes, to emphasize that, in contrast to professional phagocytes, phagocytosis is not their principal function. Fibroblasts, for example, which can phagocytose collagen in the process of remolding scars, will also make some attempt to ingest foreign particles.