AP I Chapter 6- Skin and the Integumentary System 1. Define the following word parts. cut- skin kerat- horn derm- skin melan- black epi- upon‚ after‚ in addition seb- grease follic- small bag 2. List the general functions of the skin? It is a protective covering‚ retards water loss‚ helps regulate body temperature‚ houses sensory receptors‚ synthesizes various chemicals and excretes small quantities of waste. 3. Name the tissues found in the outer layer of skin‚ inner
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Chapter 6 Integumentary System 6.1 Introduction The skin‚ the largest organ in the body‚ and its accessory structures constitute the integumentary system. 6.2 Skin and its tissues Skin is a protective covering‚ helps regulate body temperature‚ houses sensory receptors‚ synthesizes chemicals‚ and excretes wastes. It is composed of an epidermis and a dermis separated by a basement membrane. A subcutaneous layer‚ not part of the skin‚ lies beneath the dermis. The subcutaneous layer is composed of
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SKIN AND THE INTEGUMENTARY SYSTEM CHAPTER 6 Your Name () OVERVIEW This chapter describes the skin and its appendages. It explains the structure and function of the layers of skin (dermis and epidermis) and the hair‚ nails‚ and sweat glands. This chapter also explains how the skin helps regulate body temperature and how it responds to environmental factors‚ such as sunlight and injury. Study of the integumentary system is essential to understanding how the body controls interaction between
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For alternate meanings see skin (disambiguation) Diagram of the layers of human skinIn zootomy and dermatology‚ skin is an organ of the integumentary system composed of a layer of tissues that protect underlying muscles and organs. As the interface with the surroundings‚ it plays the most important role in protecting against pathogens. Its other main functions are insulation and temperature regulation‚ sensation and vitamin D and B synthesis. Skin has pigmentation‚ provided by melanocytes
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Integumentary System Study Guide 1. Which portion of the epidermis has actively reproducing cells? Stratum Basale 2. Are keratin levels higher in superficial or deep epidermis? Superficial 3. Blood vessels and nerves are present in which layer of skin? Dermis 4. In what layer of skin can you find melanocytes? Epidermis (stratum basale) 5. What structure pulls the hair follicle into an upright position? Arrector Pili 6. What structure is responsible for whorled ridges on epidermal surfaces? Dermal
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NAME_________________________________ LAB TIME/DATE _______________________ R E V I E W S H E E T EXERCISE 7 Print Form The Integumentary System Basic Structure of the Skin 1. Complete the following statements by writing the appropriate word or phrase on the correspondingly numbered blank: Stratified squamous epithelium The two basic tissues of which the skin is composed are dense irregular 1. _____________________________ connective tissue‚ which makes up the dermis‚ and 1 ‚ which forms
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Chapter 5: Integumentary System When comparing the dermis with the hypodermis‚ A. the dermis has more fat cells than the hypodermis. B. the dermis has more vascular tissue than the hypodermis. C. the dermis contains dense connective tissue; the hypodermis contains loose connective tissue. D. the dermis contains melanocytes; the hypodermis does not. Answer C Keratinocytes: A. produce skin pigments in cell organelles called melanosomes. B. are found in both the dermal and epidermal layers
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The Integumentary System The Integumentary System‚ consisting of the skin‚ hair and nails‚ act as a barrier to protect the body from the outside world. It also has several other functions in the body. The word INTEGUMENT comes from a Latin word that means to cover. The most important function of the integumentary system is protection. This system 1) serves as a barrier against infection and injury‚ 2) helps to regulate and maintain body temperature‚ 3) removes waste products from the body
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INTEGUMENTARY SYSTEM The integumentary system consists of the skin and accessory structures‚ such as hair‚ nails‚ sudorifenous gland (sweat gland) and sebaceous gland (oil gland). Integument means covering‚ and the integumentary system is familiar to most people because it covers the outside of the body and is easily observed. FUNCTIONS OF THE INTEGUMENTARY SYSTEM 1. Protection The skin provides protection against abrasion and ultraviolet light. It prevents the entry of microorganisms
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Introduction The integumentary system is the other name for the skin‚ it’s the largest organ in the body. Unlike other organs‚ this is an organ system that protects the internal body parts from damage‚ dehydration‚ decay as well as other many functions. It has many roles in the body and is the first line of defense against external agents. The integumentary system makes up 15 percent of the body weight in nay human being. Structure The integumentary system is made up of the skin‚ skin derivatives‚
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