The skin barrier acts as a protective shield for your skin, with two primary functions: To keep water from evaporating from your skin into the atmosphere, which would cause dehydration and dryness. Preview this quiz on Quizizz. by alisa.pierson_51230. Describe the layers of the skin and the functions of each layer. Besides providing a layer of protection from pathogens, physical abrasions, and radiation from the sun, the skin serves many functions. It is comprised of three major layers: epidermis, dermis and hypodermis, which contain certain sublayers. Sweat glands help rid the body of harmful nitrogenous waste, such as urea, uric acid and ammonia. Answer: D. Vitamin B production. To keep allergens, irritants, and bacteria from being able to penetrate your skin. 57 times. Describe the principal functions of the skin and its components; Introduction. D: When exposed to ultraviolet light, the skin produces a molecule that can be … Skin Function DRAFT. Created in 2008. 1. The organ constitutes almost 8-20% of body mass and has a surface area of approximately 1.6 to 1.8 m2, in an adult. Protection C. Sensation D. Vitamin B production. It is the most superficial layer of skin, the layer you see with your eyes when you look at the skin anywhere on your body. The skin is far more than just the outer covering of human beings; it is an organ just like the heart, lung, or liver. It's our first line of protection against the outside environment, it houses one of our five senses, it absorbs sunlight for vitamin D and heat, and regulates our internal temperature. This skin is further divided into five, separate layers. Edit. This article gives an overview of the structure and functions of the skin. Functions of the epidermis include touch sensation and protection against microorganisms. The skin is the major organ of the body. A build-up of these wastes could cause adverse affects on the body. Learning objectives. The skin's primary function is to serve as a protective barrier that interacts with a sometimes-hostile environment. Skin conditions are visible – in this skin-, beauty- and image-conscious society, the way patients are accepted by other people is an important consideration for nurses. Select the option which is not a function of the skin. 0. The epidermis consists of several layers The topmost layer consists of dead cells that shed periodically and is progressively … Science. Functions of the skin. The skin is the largest organ, and it's one of the most complicated. 1. Protection - One of the basic functions of the skin is protection. Save. A. 60% average accuracy. alisa.pierson_51230. The epidermis is a thin layer of skin. The skin's function of waste removal is essential to the body as part of a larger biological system of waste removal. Intact skin is essential for life, illustrated by the serious nature of extensive thermal burns - the mortality risk of a 40% total body surface area burn in a 70-year-old patient is 94%.. Secretions Part 2 will provide an overview of the accessory structures of the skin and their functions. The skin is composed of two major layers: a superficial epidermis and a deeper dermis. Skin Function DRAFT. All of the following are functions of the skin EXCEPT. Undoubtedly, the skin is the largest organ in the human body; literally covering you from head to toe. Select the option which is not a function of the skin. Temperature regulation B. Its primary function is to sustain and support the epidermis by diffusing nutrients to it and replacing the skin cells that are shed off the upper layer of the epidermis. It's ever-changing, and it contains many specialized cells and structures. a year ago. Edit. a year ago. Summary. 11th - 12th grade. 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