In the sun, the body makes melanocyte-stimulating hormone (MSH) which causes the melanocytes in the basal layer of the epidermis to produce melanin, a substance which produces a darkening of the skin to protect the underlying structures.
Verrucas: Warts found on the feet. Stratum Granulosum - Granular Layer langherans cells. Shivering occurs, caused by rapid and repeated muscle contractions which work to raise body temperature. This is known as desquamation. The surface of a blister is made of raised epidermis and the fluid inside it is serum. 4 Hacks on How to Find the Best Limousine Service Near Me, 9 Reasons to Consider Cosmetic Dentistry in 2021, Every Office Safety Tip You May Not Know During COVID-19, Discovering the Best Porn Sites for You This Year, 4 Tips on Planning Golf Vacations for New Players, Too Important to DIY: How to Find the Best Web Design Company, Air Rifle Hunting 101: How and What You Can Hunt, What Is the Difference Between Hemp and Marijuana? Over the co… Works in conjunction with the blood supply (circulatory system). Ephelides/Freckles: Small pigmented areas of skin which become more evident on exposure to sunlight and are found in greatest abundance on the face, arms and legs; fair-skinned individuals are more prone to freckles. 5.
Allergic reaction: When the skin or body is irritated, it produces histamine (part of the defense mechanism) in the skin. We shed around 500 millionskin cells each day. Main roles: makes new skin cells, gives skin its color, protects the body. They are harmless and may eventually fall off. Effects Of Estrogen: From your teens to old age. Papilloma: Benign epithelial tumor forming a rounded mass. ⢠Protection: keeps out bacteria and creates a barrier against rays of the sun. Parasitical Infestation Squamous cell carcinoma is said to be caused by sunlight, chemicals or physical irritants. Last Updated 24 October, 2020. • The skin is affected by 7 different types of disease: congenital, bacterial, viral, fungal, pigmentation disorders, skin cancers and other general conditions. The skin is an outer protective layer of the body, also known as an integument. When people think of vital organs, they may not consider the skin as one of them, but that’s not to say that the skin does not play a vital role in human health and well-being. Stratum Lucidum - Clear Layer ⢠Most easily visible under a microscope (only on palms and soles). More common in puberty when oil production is naturally higher. Highly contagious. ⢠Disorders Of The Skin. Cell turnover tends to take a little longer in areas that receive the most friction - that is the palms of the hands and the soles of the feet.
The most important functions of the skin are: Regulates body temperature. ⢠The skin is the largest organ in the human body. Sweat and sebum combine on the surface of the skin to form the acid mantle, a protective shield which helps to control bacteria levels and prevents infections and disease and also acts as a natural moisturizer. See, What are wrinkles? Not contagious. When the body becomes cold, the capillaries nearer the surface of the body vasoconstrict so that blood is moved away from the extremities to the major organs, thus ensuring they are kept warm.
Sensory nerve endings found at differing levels in the dermis warn of possible trauma and, by reflex action, prevent greater damage to the body. Reaction can be slight or intense. Fungal: An organism that can live on skin, hair and nails and thrives in warm, moist conditions. ⢠Denucleated cells but not completely hard. Skin tags: Medically termed verrucae filliformis, skin tags are small flaps of excess skin typically found in the neck, groin and armpits. Highly contagious. If secretion levels are high, it leads to oily skin.
Warming: Vasoconstriction is when the smooth muscle in the blood vessel walls contracts so that the vessel becomes narrower. How Menopause Affects The Body: What menopause does to your body. ⢠It has 8 functions: secretion, heat regulation, absorption, protection, elimination, sensation, Vitamin D and melanin production. Facts ⢠Vitamin D production. Unlike the epidermis, this layer is connected to the blood and lymph supply as well as the nerves. Organs involved in heat production are the muscles, liver and digestive organs. ⢠Cells are living and membranes are intact; they have fibrils which interlock.
Anhidrosis: The reduced ability or inability to sweat.
Collagen plumps the skin and elastin keeps it supple and elastic. The skin protects the tissues of the body from mechanical damage and from bacteria. The main sites for infection are the face, back, chest and shoulders. Part of the lymphatic system. The skin is a waterproof covering but some chemical substances, such as drugs and essential oils, can penetrate the skin through the layers, the hair follicles and sweat glands. Warts: A small horny tumor found on the skin, often on fingers and thumbs. For example, gray hair is caused by a decrease in melanin production. This article will detail the functions of the skin, giving you a clear understanding of the vital role the skin plays in everyday life. Genital warts are warts which are transferred through sexual contact. This happens because a chemical found within the skin, known as 7-dehydrocholesterol, reacts with the ultraviolet light. Blood Supply Pubic lice, also known as crabs, is an infestation of lice in the hairs of the pubic region. These are dead skin cells. Body odor is produced when the sweat from these glands mixes with bacteria. Dust, amongst other things, contains millions of shed, or desquamated skin cells that have fallen off the body. 2. /* Link Units */ Where pustules have cleared there is often pitting and scarring. 8. The skin has eight main functions: Once they are dead, they exfoliate - peel off. To control sweating and odor most people use deodorants. Respiratory System: How we breathe, organs involved and what can go wrong with them. Elimination Latest Female Health Statistics: Life expectancy stats and more. See, what is blood? I participate in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com. It Contains: See, how to treat cold sores. Vary in size from pinhead to several centimeters and in rare cases may be extremely large. Now that the functions of the skin have been discussed, you must surely see the importance of this organ, and should, therefore, think about how to take care of it. Psoriasis: Chronic inflammatory skin disease characterized by red patches covered with silvery scales that are constantly shed. Most products combine both an antiperspirant and deodorant. This leads to a depletion of the oxygen and nutrients of the skin, all of which are essential to skin health. If possible, take steps to manage and control your stress levels, to ensure health skin, as well as a healthy body and mind. Womens Health Questions: Hundreds of questions and answers on popular subjects. All rights reserved. Chloasma: Butterfly mask often caused by pregnancy and the contraceptive pill; a hyper pigmentation condition involving the upper cheeks, nose and occasionally forehead. Highly contagious. Did you know?
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