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.
As an organ system of the human body, the integumentary system is mainly composed of the skin, nails, hair, glands and nerves. In some animals, feathers and scales are also part of the system. The main purpose of the integumentary system is to protect the inner tissues of the body.