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© 2009 Delmar, Cengage Learning Chapter 5 Integumentary System
© 2009 Delmar, Cengage Learning Integumentary System Skin and its appendages –Hair –Nails –Sebaceous glands –Sweat glands Integumentary means covering 3,000 square inches of surface area
© 2009 Delmar, Cengage Learning Animation – Skin Click Here to play Skin animation
© 2009 Delmar, Cengage Learning Functions of Skin Covering Regulate body temperature Manufacture Vitamin D Nerve receptors
© 2009 Delmar, Cengage Learning Functions of Skin Temporary storage Screen out ultraviolet radiation Special absorptive properties
© 2009 Delmar, Cengage Learning Structure of the Skin Epidermis –Outermost covering –Avascular Dermis –True skin –Connective tissue –Vascular
© 2009 Delmar, Cengage Learning Structure of the Skin
© 2009 Delmar, Cengage Learning Epidermal Cells Keratinocytes Merkel cells Melanocytes Langerhans cells
© 2009 Delmar, Cengage Learning Epidermal Layers Stratum germinativum Stratum spinosum Stratum granulosum Stratum lucidum Stratum corneum
© 2009 Delmar, Cengage Learning Dermis Also called corium Thicker, inner layer of the skin Many nerve receptors Blood vessels and heat regulation
© 2009 Delmar, Cengage Learning Subcutaneous Layer Also called hypodermal layer Lies under dermis Not a true part of the integumentary system Attaches integumentary system to the surface muscles underneath
© 2009 Delmar, Cengage Learning Appendages Hair Root shaft Outer cuticle layer Cortex Inner medulla Hair follicle Arrector pili muscle
© 2009 Delmar, Cengage Learning Appendages Nails Hard structures covering the dorsal surfaces of the last phalanges of the fingers and toes Nail bed or matrix Diseases and nail color
© 2009 Delmar, Cengage Learning Appendages Sweat Glands Also called sudoriferous glands Perspiration 99% water Perspiration is excreted through pores Under the control of the nervous system 500ml water lost per day through skin Ceruminous or wax glands
© 2009 Delmar, Cengage Learning Sebaceous Glands Secrete sebum which is thick, oily substance Sebum lubricates the skin, keeping it soft and pliable
© 2009 Delmar, Cengage Learning Microorganisms Intact skin is the best way to protect itself against pathogens Most skin bacteria are associated with hair follicles and sweat glands Handwashing –Most effective action to prevent spread of disease 20 seconds for washing hands 2-4 minutes for infectious material
© 2009 Delmar, Cengage Learning Aging Becomes more fragile and dry Loss of elasticity Less effective body temperature control Melanocytes decrease Physiological changes can impact self-worth
© 2009 Delmar, Cengage Learning Disorders Skin Acne vulgaris –Common and chronic disorder of sebaceous glands Athlete’s foot –Contagious fungal infection Dermatitis –Inflammation of the skin
© 2009 Delmar, Cengage Learning Disorders Skin Eczema –Acute or chronic, noncontagious inflammatory skin disease Impetigo –Acute, inflammatory, and contagious skin disease Psoriasis –Chronic inflammatory skin disease (reddish patches covered by silvery-white scales)
© 2009 Delmar, Cengage Learning Disorders Skin Ringworm –Highly contagious fungal infection Urticaria (hives) –Intensely itching wheals or welts Boils (carbuncles) –Painful, bacterial infection of the hair follicles or sebaceous glands
© 2009 Delmar, Cengage Learning Disorders Skin Rosacea –Common inflammatory disorder (chronic redness and irritation to the face) Herpes –Viral infection which is usually seen as a blister
© 2009 Delmar, Cengage Learning Disorders Skin Genital herpes –Virus which may appear as a blister in the genital area Shingle (herpes zoster) –Skin eruption due to a virus infection of the nerve ending
© 2009 Delmar, Cengage Learning Disorders Hair and Nails Head lice –Parasitic insects Ingrown nails –Common nail problem
© 2009 Delmar, Cengage Learning Disorders Hair and Nails Fungal infections –Infections of the nail Warts –Viral infections that affect the skin surrounding or underneath the nail
© 2009 Delmar, Cengage Learning Skin Cancer Basal cell carcinoma Squamous cell carcinoma Malignant melanoma Skin and sun exposure
© 2009 Delmar, Cengage Learning Burns Rule of nines First degree burns Second degree burns Third degree burns
© 2009 Delmar, Cengage Learning Skin Lesions Pressure ulcer (decubitus ulcers) –Stage I –Stage II –Stage III –Stage IV
© 2009 Delmar, Cengage Learning Chapter 5 Integumentary System.
Skin and its appendages –Hair –Nails –Sebaceous glands –Sweat glands Integumentary means “covering” 3,000 square inches of surface area.
© 2009 Delmar, Cengage Learning Anatomy and Physiology Blake Austin College Licensed Vocational Nursing Program Semester 1 Integumentary System.
© 2017 Cengage Learning. All Rights Reserved. May not be scanned, copied or duplicated, or posted to a publicly accessible website, in whole or in part.
INTEGUMENTARY SYSTEM Chapter 5. ©2004 Delmar Learning, a Division of Thomson Learning, Inc. FUNCTIONS OF THE SKIN The skin has 7 functions: –Covers underlying.
Integumentary System Skin, Hair, and Nails. Layers of the Skin!!! FIRST the EPIDERMIS… 1.Stratum Corneum- Outer layer of epidermis. Made of hard nonliving.
Skin Integumentary System. objectives Describe the functions of the skin. Describe the structures found in the two layers of skin. Explain how the skin.
The Integumentary System Skin = Integument = Cutaneous Membrane.
INTEGUMENTARY SYSTEM Chapter 5. THE INTEGUMENT AND ITS RELATIONSHIP TO MICROORGANISMS Most skin bacteria are associated with hair follicles or sweat glands.
INTEGUMENTARY SYSTEM SKIN Health Science Technology I Dr. Halbert.
Skin = Integument = Cutaneous Membrane 7 Functions: 1. Protective covering 2. Regulates body temperature 3. Manufactures Vitamin D 4. Sensory function.
The Integumentary System. Intengumentary System Skin = Integument = Cutaneous Membrane 7 Functions: 1. Protective covering 2. Regulates body temperature.
Skin = Integument = Cutaneous Membrane 7 Functions: –Protective covering –Regulates body temperature –Manufactures Vitamin D –Sensory function –Temporary.
Brittany Cummings Integumentary System. What is the function of the ridges produced by papillae? A. So that something on the body can be fingerprinted.
Chapter 3. Cutaneous –dry membrane of stratified squamous epithelia and loose connective tissue Mucous –mucous membrane of epithelia and areolar tissue.
Allied Health I. INTEGUMENTARY SYSTEM Skin = Integument = Cutaneous Membrane 7 Functions: –1.Protective covering –2.Regulates body temperature –3.Manufactures.
Actually, many resources call the skin the largest organ of the body.
Which of the following is another name for the skin? Integument. cutaneous membrane.
Health Science I. INTEGUMENTARY SYSTEM Skin = Integument = Cutaneous Membrane 7 Functions: –1. Protective covering –2.Regulates body temperature –3.Manufactures.
Copyright 2003 by Mosby, Inc. All rights reserved. CHAPTER 9 INTEGUMENTARY SYSTEM.
Essential Questions: What are the functions of the integumentary system? What are some disorders of the integumentary system? How are integumentary system.
The Integumentary System Chapter 5. Integumentary System Structure –Epidermis –Dermis –Hypodermis Functions of the skin.
Integumentary System Review. #1 The 5 Function(s) 1.Physical protection 2.Temperature Regulation 3.Protects against water loss 4.Excretion 5.Synthesis.
The Integumentary System $100 $200 $300 $400 $500 $100$100$100 $200 $300 $400 $500 Epidermis FINAL ROUND Dermis Hair and Nails Glands Grab Bag.
1 Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. CHAPTER 5 INTEGUMENTARY SYSTEM.
SKIN FUNCTIONS / DISORDERS AND BURNS. THE NAIL Nails- produced by epidermal cells over terminal ends of fingers and toes Nail Body- visible part Root-
Skin. Skin is the largest organ Many functions Integument or Integumentary system Layers.
1 INTEGUMENTARY SYSTEM FUNCTION 1) Protection: 2) Secretion & Excretion: 3) Sensation 4) Temperature Regulation.
Body Systems Unit 6. Integumentary System Skin is the major organ Also contains 3 layers of tissue: – Epidermis-outer layer – Dermis- “true skin”, contains.
UNIT 4.2 REVIEW. WHAT ARE THE 4 THINGS THAT MAKE UP THE INTEGUMENTARY SYSTEM?
© 2012 Delmar Cengage Learning. All Rights Reserved. May not be scanned, copied, duplicated, or posted to a publicly accessible website, in whole or in.
Integumentary System. List at least three situations in which dogs pant. How do humans respond to those same situations? Why do you think dogs pant? Do.
Major roles of the Integumentary System protection maintenance of normal body temperature storage (of fat) synthesis (of vitamin D) excretion.
JEOPARDY INTEGUMENTARY SYSTEM SKIN SKIN AGAINACCESSORY ORGANS SKIN DISORDERS MISC
THE INTEGUMENTARY SYSTEM CHAPTER 5. THE INTEGUMENTARY SYSTEM Largest organ in the body 10% of body weight Skin and associated structures.
Integumentary System Chapter 36 Section 3 Notes. Keys Lecture Outline – Integumentary System PowerPoint Notes textbook questions.
Integument. Functions 1. Protects against infection 2.Protects against water loss 3.Sensory: touch, pressure, pain temperature Homeostasis.
Integumentary System. Skin, hair, and nails. Skin: –Epidermis: outer layer. –Dermis: also called corium, or “true skin.” –Subcutaneous fascia: innermost.
Skin and Body Membranes. Epithelial Membranes Cutaneous Membrane Skin Dry Membrane Mucous Membrane Line cavities that open to exterior “wet” membranes.
3 Lesson 3.1: Body Membranes Lesson 3.2: The Integumentary System Lesson 3.3: Injuries and Disorders of the Skin Membranes and the Integumentary System.
Body Membranes #1 In your opinion describe what is a membrane? In your opinion describe what is a membrane? In your opinion explain the purpose of a membrane?
Integumentary System Galena Park High School A&P Instructor: Terry E. Jones.
Integumentary System Allied Health Science I Michelle Garon.
Copyright © 2012, 2007, 2003, 1997, 1991 by Mosby, Inc., an affiliate of Elsevier Inc. 1 CHAPTER 10 INTEGUMENTARY SYSTEM.
Integumentary System Outline. I. Functions of the integumentary systems
UNIT 2- Integumentary System Clicker Review. Which of the following is true in regards to the epidermis? 1.It is avascular. 2.It contains adipose tissue.
Integumentary System A. Includes skin, hair, nails, glands; also contains sensory receptors & vascular network B. Skin 1. Functions of the skin A) Protection.
THE INTEGUMENTARY SYSTEM. THE INTEGUMENTARY SYSTEM IS MADE OF THE FOLLOWING: Integument (skin) Hairs Sweat Glands Oil Glands.
Integumentary System Chapter 5 From Essentials of Anatomy & Physiology, Seeley, Stephens, and Tate, 5th Edition, 2005, McGraw Hill Companies Chapter 5.
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