In fact, it is the largest organ of the human body, covering an area of 2 square meters. Skin : Tissue creating an external covering of the body. Bromhidrosis is a condition characterized by an unpleasant body odour. The integumentary system excretes wastes and regulates body temperature. The nail plate is completely free distally to the onychodermal band (distal margin of the nail bed). Skin. It increases the mobility of the skin, it thermally insulates the body, acts as a shock absorber and is a source of energy. Below follows a brief description of the major integumentary system parts: Integumentary System Parts - The Skin Stretching across the total area of about twenty (20) square feet, the skin is the largest organ of your human body that consists of three major layers, namely, dermis, epidermis and hypodermis. There was a problem. Storage of water, fat, glucose and vitamin D is also a function of the integumentary system. The ducts can also open directly on the surface of the skin, as seen on the lips and buccal mucosa. These include Pacinian corpuscles, Meissner’s corpuscles and a large variety of other receptors for a range of stimuli. Skin also has a major role in controlling body temperature by increasing or decreasing the blood flow through the cutaneous circulation, which in turn affects the magnitude of heat loss. They also occur in men but are functionless. For each item below use the pull down menu to select the letter that labels the correct part of the image. The integumentary system protects against many threats such as infection, desiccation, abrasion, chemical assault, and radiation damage. Saved by Weebly. The nail plate is a rectangular and convex structure embedded within the nail folds. Sweating also assists this process. Reading time: 15 minutes. Read more. A nail consists of: the nail plate, nail folds, nail matrix, nail bed and hyponychium. Diagram of the skin and hair includes sweat gland the stratum granulosum. The integumentary system, or skin, is the largest organ in the body. The Integumentary System By WILLIAM M. BANAAG, R.N. It also waterproofs, cushions and protects the body from infection. There are two types of sweat glands, eccrine and apocrine and each one produces a different type of sweat. The fungi usually reside on the scales of the skin of the palms and soles and send hyphae that penetrate the hyponychium to invade the nail. Are you struggling with all the parts of the integumentary system? Labeled Skin Diagram/ Parts of the Integumentary System. Onychomycoses are fungal infections and the most common pathologies affecting the nails. Diagrams. This article will discuss all of these components in detail together with some clinical notes about them and the integumentary system as … During the growing (anagen) phase, the follicles produce an entire hair shaft from the dividing cells of the hair bulb. Integumentary System Of Human Body Diagram In this image, you will find hair, capillaries, arrector pili muscle, sebaceous gland, touch receptor, epidermis, dermis, hypodermis in it. Sebaceous glands secrete sebum, which is an oily and fatty secretion. It consists of three types: direct cutaneous, musculocutaneous and fasciocutaneous systems. During the resting (telogen) phase, the hair follicles lie dormant. They are exocrine glands, hence they secrete substances on the epithelial surface via ducts. Sebaceous glands are small saccular structures located in the dermis, which cover most of the body. A narrower duct emerges from the gland and it opens via a pore on the skin surface. Last reviewed: October 29, 2020 You can edit this Block Diagram using Creately diagramming tool and include in your report/presentation/website. Ventricles, meninges and blood vessels of the brain, https://en.wikipedia.org/wiki/Mucocutaneous_zone, Nail plate, nail folds, nail matrix, nail bed, hyponychium, Adipose tissue that increases skin mobility, insulates the body, and acts as a shock absorber, Pacinian corpuscles, Meissner corpuscles, specific stimuli receptors, Glassy membrane (basement membrane of hair follicle). The cuticle (eponychium) is an extension of the proximal nail fold located on the dorsal aspect of the nail plate, overlying the root of the nail. In the adult human body, the skin makes up about 16 percent of body weight and covers an area of 1.5 to 2 m 2. Along with skin, several other … This hair type is most easily observed on children and adult women and is colloquially known as “peach fuzz”. The arrangement and cohesion of the squames are responsible for the hardness of nails. The deeper subcutaneous stratum on the other hand. The skin is anatomically organized as follows, from superficial to deeper layers: (Memorise these layers with the mnemonic: "British and Spanish Grannies Love Cornflakes", see video below). ((VideoProviderTag|jwplayer|Ams60mDN|100%|100%)). As the cells from the matrix migrate apically and differentiate further, they form several structures and layers. Kim Bengochea, Regis University, Denver, Author: The nail bed extends between the lunula (crescent shaped, white area of the nail bed) and the hyponychium (area under the free edge of the nail plate).
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