Some codes represent errors. Most others simply communicate the status of the connection. Here are brief explanations for the most common status and error codes. The list below are standard HTTP codes. Numbers outside this list are proprietary to the Server or Client that you are using.
The human skin is the outer covering of the body. In humans, it is the largest organ of the integumentary system. The skin has up to seven layers of ectodermal tissue and guards the underlying muscles, bones, ligaments and internal organs. Human skin is similar to that of most other mammals.
THE SKIN AS AN ORGAN The skin (integument) is the largest organ of the body, and to-gether with its accessory organs (hair, glands, and nails), it consti-tutes the integumentary system. In certain areas of the body, ithas adaptive modifications that accommodate protective or meta-bolic functions.ynthesis The integumentary system synthesizes melanin and keratin, whichremain in the skin synthesis of vitamin D, which is used elsewherein the body and begins in the skin with activation of a precursormolecule by UV light.