Definition of cutout. 1 : something cut out or off from something else; also : the space or hole left after cutting. 2 : one that cuts out. 3 : an intermediary in a clandestine operation. 4 : a record album no longer in production that is sold at a discount.
The Integumentary system is an organ that consist of the skin, its derivatives (sweat and oil glands), nails and hair. The basic function of the skin is protection. The skin consists of epidermis and dermis.
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.