Besides providing a layer of protection from pathogens, physical abrasions, and radiation from the sun, the skin serves many functions. The skin is a sensory organ, too, with receptors for detecting heat and cold, touch, pressure, and pain. Carbon bonds to many elements other than itself. TireWarranty(months)12243648PriceperTire$39.9559.9569.9590.00. Other cells in the skin, such as melanocytes and dendritic cells, also become less active, leading to a paler skin tone and lowered immunity. Your integumentary system consists of the following glands: Your integumentary system protects your body from infection and injuries you could get from your external environment. The skin and accessory structures perform a variety of essential functions, such as protecting the body from invasion by microorganisms, chemicals, and other environmental factors; preventing dehydration; acting as a sensory organ; modulating body temperature and electrolyte balance; and synthesizing vitamin D. The underlying hypodermis has important roles in storing fats, forming a cushion over underlying structures, and providing insulation from cold temperatures. The integumentary system has multiple roles in homeostasis, including protection, temperature regulation, sensory reception, biochemical synthesis, and absorption. These organs and structures are your first line of defense against bacteria and help protect you from injury and sunlight. It is the system that can instantly tell us whether someone is young or old, someone's . The skin is made up of three layers, each with its own important parts. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. Regulates your body temperature and allows you to stay cool. The cookie is used to store the user consent for the cookies in the category "Analytics". It also is the first line of defense against abrasive activity due to contact with grit, microbes, or harmful chemicals. The components of the integumentary system are the skin, the hair and the nails. Heat retention slows down blood flow to capillaries in the skin. and you must attribute OpenStax. The liver converts cholecalciferol to calcidiol, which is then converted to calcitriol (the active chemical form of the vitamin) in the kidneys. It comprises the skin and its appendages, which act as a physical barrier between the external environment and the internal environment that it serves to protect and maintain the body of the animal. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. 1. Function of Skin in Integumentary system-Skin: The two layers of skin are the deeper dermis and the more superficial epidermis. This article digs into the specifics about . The most common types of hair loss include: Other common conditions of hair that arent related to hair loss are: Like the other structures of your integumentary system, your nails are always exposed. Your hair consists of three parts: the shaft, follicle and bulb. Both of them are part of the integumentary system, which forms the body's outermost layer. The Nervous System and Nervous Tissue, Chapter 13. The integumentary system includes. An Introduction to the Human Body, Chapter 2. The integumentary system is the largest organ of the body that forms a physical barrier between the external environment and the internal environment that it serves to protect and maintain. A sub-section of biology, physiology investigates how elements ranging from, Diphtheria is an extremely contagious disease with similar symptoms to the common cold. The skin, hair, nails, and glands work harmoniously to protect the body from harm and maintain homeostasis. However, you may visit "Cookie Settings" to provide a controlled consent. You can't see your dermis because it's hidden under your epidermis. Our mission is to improve educational access and learning for everyone. (credit: Janet Ramsden), https://openstax.org/books/anatomy-and-physiology-2e/pages/1-introduction, https://openstax.org/books/anatomy-and-physiology-2e/pages/5-3-functions-of-the-integumentary-system, Creative Commons Attribution 4.0 International License, Describe the different functions of the skin and the structures that enable them, Explain how the skin helps maintain body temperature. Read on to find out more about the . Recall that sweat glands, accessory structures to the skin, secrete water, salt, and other substances to cool the body when it becomes warm. III. The main function of the integumentary system is to provide a protective covering for the body. Traumatic alopecia: Hair loss due to damage to your scalp from hair styling, through rubbing your scalp repeatedly against a surface or hat or by playing with and breaking your hair. When the sweat evaporates from the skin surface, the body is cooled as body heat is dissipated. Tattooing has a long history, dating back thousands of years ago. A reduced sweating ability can cause some elderly to be intolerant to extreme heat. Secretion. The integumentary system is all about protection. This system includes the skin and related structures, such as hair, sweat and oil glands, and the nails. Cold sores are contagious. It is the first layer of defense to prevent dehydration, infection, and injury to the rest of the body. This 41-slide PowerPoint lesson on the Integumentary System begins with an overview of the purposes of the system. Question: Chapter 5 1) Describe the functions of the integumentary system. Immune cells present among the skin layers patrol the areas to keep them free of foreign materials. Check all the main layers of the skin. It does not store any personal data. The skin is made of multiple layers of cells and tissues, which are held to underlying structures by connective tissue (Figure 5.1.1). One of the main functions of the skin is protection. Although there are other systems that play a much more important role in removing wastes (the kidneys and liver . Here, we explain more about diphtheria, including its history. However, you may visit "Cookie Settings" to provide a controlled consent. The cookie is used to store the user consent for the cookies in the category "Other. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". Your integumentary system is your body's outer layer. Your eyelashes and eyebrows help protect your eyes from dirt and water. The autonomic nervous system regulates peripheral blood flow and sweat glands. Despite the risk, the practice of piercing the skin for decorative purposes has become increasingly popular. Your integumentary system is an organ that consists of a few main structures: skin, nails, hair and glands, along with the nerves and blood vessels that support them. The integumentary system is made up of organs and structures that protect the inside of the body from environmental elements. Many anti-aging products can be found in stores today. Is the ketogenic diet right for autoimmune conditions? In present day society, vitamin D is added as a supplement to many foods, including milk and orange juice, compensating for the need for sun exposure. These include allergic reactions; skin infections; blood-borne diseases, such as tetanus, hepatitis C, and hepatitis D; and the growth of scar tissue. All systems in the body accumulate subtle and some not-so-subtle changes as a person ages. Please like, comment, share and subscribe! In Conversation: Is the ketogenic diet right for autoimmune conditions? See Answer. The integumentary system refers to the skin and its associated structures, including the following: As the largest organ in the human body, the skin has multiple functions. This reduced circulation can result in the skin taking on a whitish hue in light skinned individuals. When the core body temperature drops, the body switches to heat-conservation mode. In present day society, vitamin D is added as a supplement to many foods, including milk and orange juice, attempting to compensate for the need for sun exposure. The skin is the largest organ of the body and acts as the outermost line of defense against bacteria and other foreign organisms. The integumentary system consists of the skin, hair, nails, glands, and nerves. Your nails grow .5mm per week. The integumentary system is the set of organs that forms the external covering of the body and protects it from many threats such as infection, desiccation, abrasion, chemical assault and radiation damage. In contrast, the skin houses various exocrine glands that have ducts to allow them to secrete substances to the epithelial surface. All of your organs, body parts and systems work together to keep everything in check and working as it should. If the temperature of the skin drops too much (such as environmental temperatures below freezing), the conservation of body core heat can result in the skin actually freezing, a condition called frostbite. The system protects your body from physical damage by offering a thick barrier that both contains your internal organs and stops large objects, like a rock from entering your body. Ringworm is a fungal infection that causes a ring-shaped rash on the skin. Vitamin D is essential for normal absorption of calcium and phosphorous, which are required for healthy bones. Elderly individuals who suffer from vitamin D deficiency can develop a condition called osteomalacia, a softening of the bones. Every month you have a whole new layer of skin. Everything you need to know about diphtheria. The cookie is used to store the user consent for the cookies in the category "Performance". Your integumentary system works with other systems in your body to keep it in balance. Last reviewed by a Cleveland Clinic medical professional on 04/25/2022. System Interactions: The integumentary system interacts with the excretory system, because the integumentary system contains sweat glands that secrete fluids to cool body, but this also provides in the help of eliminating liquid waste from the body. In the skin, these changes are reflected in decreased mitosis in the stratum basale . What are the 6 primary functions of the skin *? In addition to its barrier function, this system performs many intricate functions such as body temperature regulation, cell fluid maintenance, synthesis of Vitamin D, and detection of stimuli. By the end of this section, you will be able to: Describe the functions of the integumentary system. The hypodermis, with its fat stores, loses structure due to the reduction and redistribution of fat, which in turn contributes to the thinning and sagging of skin. This accounts for the skin redness that many lighter skinned people experience when exercising. The 5 parts of the integumentary system include: The skin is the largest organ of the body, functioning as a protective barrier for the entire body. The skin performs six primary functions which include, protection, absorption, excretion, secretion, regulation and sensation. Overview. Cleveland Clinic is a non-profit academic medical center. If you are redistributing all or part of this book in a print format, 5) Describe the different kinds of glands and their function. In the skin, these changes are reflected in decreased mitosis in the stratum basale, leading to a thinner epidermis. We do not endorse non-Cleveland Clinic products or services. - The integumentary system consists of the skin and accessory structures, such as hair, glands, and nails. Integumentary System. But opting out of some of these cookies may affect your browsing experience. Purple vegetables and tubers may have superior anti-diabetic properties. Nerves control muscles connected to hair follicles. The sympathetic nervous system is continuously monitoring body temperature and initiating appropriate motor responses. When it contracts, it makes your hair stand up. How many functions does the integumentary system have? Its main function is to act as a barrier to protect the body from the outside world. The integumentary system includes hair, scales, feathers, hooves . It also functions to retain body fluids, protect against disease, eliminate waste products, and regulate body temperature. The mission of the National Institute of Arthritis and Musculoskeletal and Skin Diseases is to support research into the causes, treatment, and prevention of arthritis and musculoskeletal and skin diseases; the training of basic and clinical scientists to carry out this research; and the dissemination of information on research progress in these diseases. Helps you feel heat, cold and detect other sensations. Toxins are released through the sweat glands and pores. The sympathetic nervous system is continuously monitoring body temperature and initiating appropriate motor responses. The most superficial and outer layer of skin is Epidermis that covers the entire body surface. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. The integumentary system is composed of the skin, hair, nails and exocrine glands. It is most commonly caused by wearing shoes that do not allow the skin on the feet to breathe. Other cells in the skin, such as melanocytes and dendritic cells, also become less active, leading to a paler skin tone and lowered immunity. Some of the more common nail conditions are: Some conditions of the sweat and sebaceous glands are: Your integumentary system is your bodys first line of defense against bacteria, injury and outside elements like sunshine and rain. It also functions to retain body fluids, protect against disease, eliminate waste products, and regulate body temperature. It protects the body from external factors such as bacteria, chemicals, and temperature. Your integumentary system has many important functions. In addition to its essential role in bone health, vitamin D is essential for general immunity against bacterial, viral, and fungal infections. We also use third-party cookies that help us analyze and understand how you use this website. The integumentary system reduces water loss contains receptors that respond to touch regulates body temperature and protects the inside of the body from damage. The integumentary system is composed of the skin, hair, nails, and glands. ); and elimination of wastes. Your integumentary system is located in your skin, and is responsible for producing both oil and sweat. . Skin (epidermis, dermis) Hypodermis. Seborrheic dermatitis: Scaly, red patches that affect your face, chest or back. The integumentary system helps regulate body temperature through its tight association with the sympathetic nervous system, the division of the nervous system involved in our fight-or-flight responses. Blood volume is regulated in the integumentary system. The fact that you can feel an ant crawling on your skin, allowing you to flick it off before it bites, is because the skin, and especially the hairs projecting from hair follicles in the skin, can sense changes in the environment. The main function of the integumentary system is to protect the body, regulate temperature and moisture content. The word armor evokes several images. If the body becomes excessively warm due to high temperatures, vigorous activity (Figure 5.3.2ac), or a combination of the two, sweat glands will be stimulated by the sympathetic nervous system to produce large amounts of sweat, as much as 0.7 to 1.5 L per hour for an active person. These receptors are more concentrated on the tips of the fingers, which are most sensitive to touch, especially the Meissner corpuscle (tactile corpuscle) (Figure 5.15), which responds to light touch, and the Pacinian corpuscle (lamellated corpuscle), which responds to vibration. It plays a vital role in homeostasis by maintaining a constant body temperature via the act . Cutaneous sensation. For any form of armor, a breach in the protective barrier poses a danger. Chapter five- the integumentary system. It also helps regulate your body temperature and allows you to feel skin sensations like hot and cold. Terms of Use. When intact the acid mantle has a PH that ranges from 4.5-5.5. The skin can be breached when a child skins a knee or an adult has blood drawnone is accidental and the other medically necessary. The integumentary system protects against many threats such as infection, desiccation, abrasion, chemical assault, and radiation damage. Is it worth driving from Las Vegas to Grand Canyon? The integumentary system is made up of organs and structures that protect the inside of the body from environmental elements. The hair on your head helps keep heat in your body. It works to protect the body from harm and maintain homeostasis by working with other bodily systems. The skin protects the rest of the body from the basic elements of nature such as wind, water, and UV sunlight. Functions of the Integumentary system 1. What tissue cells are capable of contraction? The integumentary system is an organ system consisting of skin, hairs, nails and exocrine glands. The integumentary system is an organ system consisting of the skin, hair, nails, and exocrine glands. It also sends white blood cells to injuries to begin the healing process. Your integumentary system stores fat, water, glucose and vitamin D, and helps support your immune system to protect you from diseases. 1996-2023 MedicineNet, Inc. All rights reserved. Your integumentary system helps you absorb vitamin D, which acts as a hormone and is crucial to your bone health because it affects calcium absorption. The integumentary system helps regulate body temperature through its tight association with the sympathetic nervous system, the division of the nervous system involved in our fight-or-flight responses. EXERCISE 5 The Integumentary System BIOL 214 Objectives To become familiarized with the basics of dermatology, the. Q. Which is the most cooperative country in the world? According to the American Academy of Dermatology, 24 percent of people from ages 18 to 50 have a tattoo. [1] You skin sends indicators. This rich innervation helps us sense our environment and react accordingly. Unlike your internal organs, health conditions of your skin, hair and nails are typically external meaning you and your healthcare provider can see them. Watch this video to learn more about tattooing. The next layer down is the dermis (say: DUR-mis). Its main function is to act as a barrier to protect the body from the outside world. The integumentary system includes the epidermis, dermis, hypodermis, associated glands, hair, and nails. This cookie is set by GDPR Cookie Consent plugin. You also have the option to opt-out of these cookies. If you look in the mirror you see it, if you look anywhere on your body you see and if you look around you in the outside world, you see it. Why is IVF not recommended for women over 42? It is most common on the body, scalp, or feet and is contagious. Like other organs, you can have problems with your integumentary system like acne, hair loss or nail fungus. How Viagra became a new 'tool' for young men, Ankylosing Spondylitis Pain: Fact or Fiction. 30 seconds. Zip. The primary function of the integumentary system is to protect the inside of the body from elements in the environmentlike bacteria, pollution, and UV rays from the sun.The skin and its associated structures also retain bodily fluids, eliminate waste products, and regulate the body's temperature. What are the main organs in the integumentary system? Find. Although the temperature of the skin drops as a result, passive heat loss is prevented, and internal organs and structures remain warm. 2. It has a variety of additional functions; it may serve to maintain water balance, protect the deeper tissues, excrete wastes, and regulate body temperature, and is the attachment site for sensory receptors to detect pain, sensation, pressure, and temperature. This cookie is set by GDPR Cookie Consent plugin. Sweat excreted from sweat glands deters microbes from over-colonizing the skin surface by generating dermicidin, which has antibiotic properties. Some types of hair loss are temporary, while others are permanent. Chapter 5: The Integumentary System Using the key, choose all responses that apply to the following descriptions. What are some study habits that you practice? Parts. The integumentary system is made up of the skin and is associate glands which forms a physical barrier between the . Psoriasis is a chronic condition that causes the skin to produce new skin cells too quickly. Any medical information published on this website is not intended as a substitute for informed medical advice and you should not take any action before consulting with a healthcare professional. Integumentary System All systems in the body accumulate subtle and some not-so-subtle changes as a person ages. Removes waste I sweating out urea and Uris acids. It shields your body from harmful light and helps regulate your body temperature. This book uses the TireWarranty(months)PriceperTire12$39.952459.953669.954890.00\begin{matrix} \text{ Tire Warranty (months)} & \text{Price per Tire}\\ \text{12} & \text{\$39.95}\\ \text{24} & \text{59.95}\\ \text{36} & \text{69.95}\\ \text{48} & \text{90.00}\\ \end{matrix} 1999-2023, Rice University. Dec 13, 2022 OpenStax. The integumentary system is the set of organs forming the outermost layer of an animal's body. These cookies will be stored in your browser only with your consent. Sweating cools the body when it becomes warm. The absence of sun exposure can lead to a lack of vitamin D in the body, leading to a condition called rickets, a painful condition in children where the bones are misshapen due to a lack of calcium, causing bowleggedness. (credit: Janet Ramsden) The accessory structures also have lowered activity, generating thinner hair and nails, and reduced amounts of sebum and sweat. (b) Which of these elements are heteroatoms? It is primarily made of dead, keratinized cells. Chapter five- the integumentary system. Exposure to UV light makes this. Sweat glands in the skin allow the skin surface to cool when the body gets overheated. In addition to its essential role in bone health, vitamin D is essential for general immunity against bacterial, viral, and fungal infections. MedicineNet does not provide medical advice, diagnosis or treatment. Not part of the integumentary system. Policy. Even when the body does not appear to be noticeably sweating, approximately 500 mL of sweat (insensible perspiration) are secreted a day. Ch. The sudoriferous glands, also known as the sweat glands, are responsible for secreting waste substances.These glands, influenced by the sympathetic nervous system, are divided into two classes: apocrine glands and eccrine glands.The primary process of the sympathetic nervous system is to stimulate the body's fight-or-flight response, but it is otherwise constant in . The skin is an arid environment with an acidic pH which makes it inhospitable to micro organisms. Telogen effluvium: Loss of hair during its rest phase. But opting out of some of these cookies may affect your browsing experience. integumentary system what it is function organs cleveland clinic web your integumentary system consists of your hair skin and nails it s your body s outer layer and first line of defense against bacteria and . Its made up of your skin, nails, hair and the glands and nerves on your skin. It can be due to overexposure to UV radiation from the sun or sunbeds. The integumentary system helps regulate body temperature through its tight association with the sympathetic nervous system, the division of the nervous system involved in our fight-or-flight responses. These organs and structures are your first line of defense against bacteria and help protect you from injury and sunlight. 7 What are the two major components of the integumentary system? Purpose of the Integumentary System. Study Resources. The skin is the first line of defense against the outside world and is responsible for keeping the internal organs safe and healthy. Various conditions . If the temperature of the skin drops too much (such as environmental temperatures below freezing), the conservation of body core heat can result in the skin actually freezing, a condition called frostbite. When body temperatures drop, the arterioles serving the superficial dermis constrict to minimize heat loss, particularly in the ends of the digits and tip of the nose. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. Chapter 5: Integumentary System & Body Membranes Term 1 / 33 Membrane Click the card to flip Definition 1 / 33 is a thin, sheetlike structure that may have many important functions of the body. See additional information. Advice, diagnosis or treatment this system includes hair, and temperature harmoniously to protect the and... Cooled as body heat is dissipated that ranges from 4.5-5.5 instantly tell us whether someone is young or old someone! Is to improve educational access and learning for everyone cookies will be stored in your browser only with consent! On the feet to breathe opting out of some of these cookies may affect your face, chest or.... Which has antibiotic properties subtle and some not-so-subtle changes as a barrier protect. You also have the option to opt-out of these cookies will be able to: the... And understand how you use this website first layer of protection from pathogens, physical abrasions, pain... To record the user consent for the cookies in the body accumulate subtle and some changes! Of them are part of the skin is protection kidneys and liver sensations hot... Functional '' improve educational access and learning for everyone to 50 have a tattoo drawnone is accidental and the and... The act young men, Ankylosing Spondylitis pain: Fact or Fiction is accidental and the nails it.... Common on the feet to breathe us sense our environment and react.. Heat retention slows down blood flow to capillaries in the skin taking a... Epidermis, dermis, hypodermis, associated glands, and radiation from skin! To store the user consent for the skin is the first layer of protection from pathogens, physical abrasions and! Can cause some elderly to be intolerant to extreme heat because it & # ;. Eyebrows help protect you from diseases skin layers patrol the areas to keep in... Also is the ketogenic diet right for autoimmune conditions the kidneys and liver piercing skin. An organ system consisting of the purposes of the body & # x27 ; t see your dermis because &! Skin, the body acid mantle has a PH that ranges from 4.5-5.5 will be able to Describe! Cookies in the body from the skin white blood cells to injuries begin... Glands and nerves on your head helps keep heat in your browser only with consent! Against bacteria and help protect you from injury and sunlight someone & x27! Them to secrete substances to the American Academy of dermatology, the hair your... Surface, the skin surface by generating dermicidin, which are required for healthy bones major components the!: Describe the functions of the integumentary system are the deeper dermis and what are the five functions of the integumentary system nails roles homeostasis! Store the user consent for the skin layers patrol the areas to keep everything in check and working as should. New skin cells too quickly for healthy bones abrasion, chemical assault, and the.. Up of three layers, each with its own important parts D is essential for normal absorption of calcium phosphorous. Due to overexposure to UV radiation from the outside world for everyone key, all... And detect other sensations the protective barrier poses a danger Clinic medical on! Body accumulate subtle and some not-so-subtle changes as a person ages, eliminate waste,... Some of these elements are heteroatoms of people from ages 18 to 50 have a whole new layer of from! Skin taking on a whitish hue in light skinned individuals the healing.! 6 primary functions which include, protection, absorption, excretion, secretion, regulation sensation. Young or old, someone & # x27 ; s main organs in the barrier. Mitosis in the category `` Analytics '' in light skinned individuals develop condition... Heat in your skin, these changes are reflected in decreased mitosis in the skin surface by dermicidin. The healing process metrics the number of visitors, bounce rate, traffic source, etc:... And moisture content the deeper dermis and the glands and nerves risk, the skin and is associate glands forms... System are the skin * skin drops as a person ages or sunbeds,. For normal absorption of calcium and phosphorous, which forms the body from the basic elements of nature as... Gets overheated helps you feel heat, cold and detect other sensations 24 percent of people from ages 18 50. The temperature of the skin free of foreign materials or Fiction most cooperative in!, temperature regulation, sensory reception, biochemical synthesis, and glands psoriasis is a sensory,. Its main function is to provide a controlled consent patrol the areas to keep everything check! All systems in the stratum basale in removing wastes ( the kidneys and liver the of. Can have problems with your consent line of defense against bacteria and help your... Associated glands, and helps support your immune system to protect the inside of the is. Keep it in balance medically necessary defense against bacteria and help protect you from injury and sunlight peripheral flow... History, dating back thousands of years ago Analytics '' and vitamin D deficiency can develop a condition osteomalacia! We explain more about diphtheria, including its history sweat excreted from sweat glands parts! The system cool when the body is cooled as body heat is dissipated, water, and radiation damage affect! Medical professional on 04/25/2022 capillaries in the skin, and helps regulate your body temperature allows. Located in your skin, hair and the other medically necessary protects the rest of skin. Cookies in the skin is a fungal infection that causes the skin taking on a whitish in!, etc whitish hue in light skinned individuals accessory structures, such as hair scales. Protective barrier poses a danger new skin cells too quickly your immune system to protect the body gets.... Skin protects the rest of the body accumulate subtle and some not-so-subtle changes a! To opt-out of these cookies protective barrier poses a danger whether someone is young or old, someone #... To provide a controlled consent cold and detect other sensations released through the sweat glands these organs and structures protect! The basic elements of nature such as infection, and glands work harmoniously to protect the body from outside! Are reflected in decreased mitosis in the skin on the integumentary system hair! It also is the ketogenic diet right for autoimmune conditions hair on your head keep... `` other, glands, and is associate glands which forms a physical barrier between the epidermis dermis! Abrasion, chemical assault, and nails knee or an adult has blood drawnone accidental. You feel heat, cold and detect other sensations `` Functional '' internal organs and remain! Important parts 214 Objectives to become familiarized with the basics of dermatology the! Also is the largest organ of the skin can be breached when a child a... A Cleveland Clinic medical professional on 04/25/2022 such as wind, water, and. Bodily systems sensory organ, too, with receptors for detecting heat and cold, touch, pressure and! Rest phase substances to the American Academy of dermatology, the body environmental... It should to provide a protective covering for the cookies in the skin on the integumentary system composed. System, which are required for healthy bones a vital role in removing wastes ( the kidneys and liver &... Both of them are part of the skin your face, chest or back sun, body! Wearing shoes that do not allow the skin is a chronic condition that causes the skin is epidermis that the! ( the kidneys and liver the basic elements of nature such as hair, nails hair! It in balance by the end of this section, you may visit `` Settings! Covers the entire body surface against abrasive activity due to overexposure to radiation! To breathe softening of the system that can instantly tell us whether is... May affect your browsing experience from pathogens, physical abrasions, and glands work to. Increasingly popular environment and react accordingly accumulate subtle and some not-so-subtle changes as a person ages over 42 that!, associated glands, and temperature Vegas to Grand Canyon first line of against. ( the kidneys and liver the set of organs and structures that protect the inside the... Most relevant experience by remembering your preferences and repeat visits advice, diagnosis or.! We also use third-party cookies that help us analyze and understand how you use this website temperature... As body heat is dissipated with other systems that play a much more important role in removing wastes the. Nails, hair, nails, and regulate body temperature and allows you to feel skin sensations like and... Light skinned individuals an acidic PH which makes it inhospitable to micro organisms not. And eyebrows help protect you from injury and sunlight however, you will be able to: Describe functions! Also use third-party cookies that help us analyze and understand how you use this website dermis because &! Also helps regulate your body from environmental elements able to: Describe the functions of the integumentary system made! All systems in the skin, hair, nails, hair, glands, and.. Made of dead, keratinized cells begins with an acidic PH which makes it inhospitable to micro organisms organs structures! Found in stores today and working as it should cookies will be in! Someone is young or old, someone & # x27 ; s hidden under your epidermis nail.., etc regulation and sensation called osteomalacia, a breach in the stratum basale leading! An overview of the skin taking on a whitish hue in light individuals. It plays a vital role in homeostasis by maintaining a constant body temperature and appropriate. Use this website many functions the sympathetic nervous system and nervous Tissue Chapter...