Principles of
Anatomy and
Physiology
14th Edition
CHAPTER 5
The Integumentary System
Copyright © 2014 John Wiley & Sons, Inc. All rights reserved.
,Introduction
The organs of the integumentary system
include the skin and its accessory structures
including hair, nails, and glands, as well as
blood vessels, muscles and nerves.
https://www.youtube.com/watch?v=BVIIgHy
NRdI
Copyright © 2014 John Wiley & Sons, Inc. All rights reserved.
,Introduction
The integumentary system:
Maintains the body’s integrity
Maintains temperature
Converts inactive vitamin D to its active form
Provides sensory information
Maintains homeostasis.
Copyright © 2014 John Wiley & Sons, Inc. All rights reserved.
, Functions of the Skin.
Protection :
•protects against UV radiation of the sun;
•first line of defense against bacteria and viruses;
•against physical and chemical exposure.
Regulation : regulates body temperature.
Sensation.
Synthesis: synthesizes and stores vitamin D.
Excretion: removes the waste products from the body.
Absorption.
Anatomy and
Physiology
14th Edition
CHAPTER 5
The Integumentary System
Copyright © 2014 John Wiley & Sons, Inc. All rights reserved.
,Introduction
The organs of the integumentary system
include the skin and its accessory structures
including hair, nails, and glands, as well as
blood vessels, muscles and nerves.
https://www.youtube.com/watch?v=BVIIgHy
NRdI
Copyright © 2014 John Wiley & Sons, Inc. All rights reserved.
,Introduction
The integumentary system:
Maintains the body’s integrity
Maintains temperature
Converts inactive vitamin D to its active form
Provides sensory information
Maintains homeostasis.
Copyright © 2014 John Wiley & Sons, Inc. All rights reserved.
, Functions of the Skin.
Protection :
•protects against UV radiation of the sun;
•first line of defense against bacteria and viruses;
•against physical and chemical exposure.
Regulation : regulates body temperature.
Sensation.
Synthesis: synthesizes and stores vitamin D.
Excretion: removes the waste products from the body.
Absorption.
