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.
Gelatin is a clear, tasteless protein used to thicken or solidify food products. Gelatin is derived from the collagen found in the bones, connective tissue, and skin of pigs, cattle and other animals.Collagen from fish bones is also sometimes used.Gelatin used for culinary purposes is usually sold in sheets, granules, or powder.elatin and Special Diets. Because gelatin is made from animal collagen, it is not suitable for vegetarian or vegan diets. Alternatives to gelatin, such as agar-agar, pectin, or carrageenan are made from plant products and provide a similar gelling action.