You will shed 40lbs of skin in a lifetime. The epidermis is made up of five distinct layers. 33. It makes up 15% of the total body weight of a human being. This system makes up for more than 10% of the total body weight of the human body. The nails on the hands grow at a rate of approximately 0.5 mm per week, whereas those on the toes grow at a much slower rate. The integumentary system is divided into three parts, i.e., the epidermis, dermis, and subdermis. The nails which are translucent in appearance, develop into hard plates. "Calluses" is a … set of organs that forms the external covering of the body and protects it from many threats such as infection 5 to 2 square meters. These cookies will be stored in your browser only with your consent. Sun-screen contains a unique sun protection factor that can protect skin from harmful UV radiations. The human integumentary system is composed of the skin, and includes glands, hair, and nails. As you can see above, the integumentary system is a vital organ system of the human body, responsible for protection against harmful UV radiation and environmental pathogens. One of the essential functions of the skin is thermoregulation. UV rays induce DNA damage and DNA cross-links to form in the skin cells that leads to abnormal proliferation of the skin cells causing skin cancer. This arrangement is due to a thick layer of dead skin found in these regions, called the, This part of the skin is rich in sweat glands but lacks the presence of oil glands (or. *, Cite this article as: "Top 25 Integumentary System Facts (Skin Fun Facts)," in. The integumentary system, or skin, is the largest organ in the body. This is how the body is maintained at a stable temperature of 37 Degree Celcius under normal conditions. The cortex contains melanin and gives hair its color. You have entered an incorrect email address! There are five different kinds of cells in the epidermis of the skin. The first layer known as the stratum basale consists mainly of cuboidal stem cells and keratinocytes that lie on the... Next, the stratum spinosum consists of scattered keratinocytes. It will once again be a focus for the 2020 season, and rotates concurrently with the skeletal and muscular systems. Vitamin D synthesis is initiated in the skin. 31. You have entered an incorrect email address! Fun Facts(: The Integumentary System Song! Thick and thin skin differs in composition throughout the body. Copyright © 1999-2020 BioExplorer.Net. integumentary-Your integumentary contains the largest organ of the human body, your skin. The main accessories in thermoregulation are the sweat glands, which control the amount of water loss or retention through the surface of the skin depending on the environmental temperature. The integumentary system (slide show) 1. Skin cancer is caused by damaging effects by UV radiation from the sun. The waxes and oils also act as a defense for … This category only includes cookies that ensures basic functionalities and security features of the website. The above facts, thus, indicate that the integumentary system is one of the most important organ systems of the body. The parts of the integumentary system are the skin (epidermis, dermis and hypodermis), hair, nails and glands. On oily surfaces like face, the number can ramp up to 500 million. This website uses cookies to improve your experience. Home; Facts and Statistics ; Facts and Statistics . The protein keratin makes up the nail and the cuticle which covers the nail root. The main function of this system is to provide a protective layer to the organ. The integumentary system or integument is a focus topic of the event Anatomy.It came into rotation for the 2014, 2015, and 2016 seasons. It serves to protect the deeper layers of the skin and the internal system of the human body, apart from providing a large surface area for regulating body temperature through loss or retention of water. The skin is the body's biggest organ. Moreover, the storage of fats, water, vitamin D, and glucose takes place in the skin. Situated below the epidermis, is a layer rich in connective tissue known as the.