the term âalumigraphâ in an article published in the Spring, 2002, edition of. Printmaking Today (vol. 11, no. 1, pp. 28-29), to refer to a rather different process. So, I have decided in fairness to switch to the terms âfoilographâ and. âfoilographyâ instead.
Lymph vessels. Walled, valved structures that carry lymph around the body. Lymph nodes. Small bean-shaped glands that produce lymphocytes, filter harmful substances from the tissues, and contain macrophages, which are cells that digest cellular debris, pathogens and other foreign substances. Major groups of lymph nodes are located in the tonsils, adenoids, armpits, neck, groin and mediastinum.
Phagocytes and Granulocytes. Phagocytes and Granulocytes. Phagocytes are large white cells that can engulf and digest foreign invaders. They include monocytes, which circulate in the blood, and macrophages, which are found in tissues. throughout the body, as well as neutrophils, cells that circulate in the blood but move into tissues where.