The immune and lymphatic systems are two closely related organ systems that share several organs and physiological functions. The immune system is our bodyâs defense system against infectious pathogenic viruses, bacteria, and fungi as well as parasitic animals and protists.he primary structures of the lymphatic and immune systems in the lower extremities are the lymph vessels. The large bones of the leg are also important, as these contain bone marrow that produces a large number of lymphocytes.\\n\\nThe lymphatic system works closely with the immune system.
Probably best known as a gelling agent in cooking, different types and grades of gelatin are used in a wide range of food and non-food products: Common examples of foods that contain gelatin are gelatin desserts or jelly, trifles, aspic, marshmallows and confectioneries such as Peeps and gummy bears.
Agar agar, carrageenan, and other vegetable gums are vegetarian substitutes used in some products. For marshmallows and jels made without animal gelatin, check out online retailers, such as the Vegetarian Site.com, Pangea, the Mail Order Catalog, Vegan Essentials, and Ethical Planet, or elsewhere.or vegetarians, gelatin presents problems because it is derived from collagen, a component of the skins and bones of animals. In 2007, the writer noticed the use of the phrase 'kosher gelatin' on some ingredient statements, including the one for McDonald's yogurt.