What are the functions of the integumentary system? What are some disorders of the integumentary system?

Essential Questions: What are the functions of the integumentary system? What are some disorders of the integumentary system? How are integumentary system disorders treated? How do you relate the integumentary system to the body s communication systems? the integumentary system 2

Functions of the integumentary system What are the functions of the skin? What structures are involved in these functions? 4 the integumentary system 3

Functions of the integumentary system Epidermis What is the function of the epidermis? What do melanocytes do? What is a major function of intact skin? The epidermis is composed of dead and living cells. What in their relevance to health? the integumentary system 4

Functions of the integumentary system Epidermis Why are some people dark and others fair? Can that be changed? the integumentary system 5

Functions of the integumentary system Dermis How is the dermis different from the epidermis in its function? Why is this important to your health? the integumentary system 6

Functions of the integumentary system Subcutaneous layer Hypodermal layer Hypo- dermal What are the benefits of the subcutaneous layer of skin? the integumentary system 7

Functions of the integumentary system Hair What is the function of hair? What factors influence hair type and color? What happens to your hair when you are cold? Why? the integumentary system 8

Functions of the integumentary system Nails Not just a pretty color! What does the condition of a person s nails tell about their general health? the integumentary system 9

Functions of the integumentary system Glands Sudoriferous glands Why does sweat smell bad? Sebaceous glands What role do sebaceous glands have in relation to pimples? Pimple the integumentary system 10

Functions of the integumentary system review What are the functions of the skin? What structures are involved in these functions? 4 the integumentary system 11

Functions of the integumentary system The skin has remarkable ability to heal itself. How does this happen? the integumentary system 12

Acne vulgaris: What is acne vulgaris? How is it treated? Can it be prevented? the integumentary system 13

Athlete s foot What causes athlete s foot? Does everyone have the same symptoms? How is it treated? the integumentary system 14

Burns: First-degree Second-degree Third-degree the integumentary system 15

Burns: First-degree the integumentary system 16

Burns: Second degree the integumentary system 17

Burns: Third-degree the integumentary system 18

Burns: Compare the different degrees of burns. the integumentary system 19

Burns: Rule of Nines Used to quickly assess percentage of body surface burned. Can be used to determine extent of treatment needed. the integumentary system 20

Dermatitis/Eczema dermat- -itis What is dermatitis? How are dermatitis and eczema similar? How are they different? What is the treatment? the integumentary system 21

Herpes Herpes simplex virus Two types of HSV: HSV type 1 HSV type 2 What are the symptoms? How is it spread? What is the prognosis? the integumentary system 22

Impetigo What two bacteria cause impetigo? What are some risk factors in contracting impetigo? How is it treated? the integumentary system 23

Psoriasis Describe this picture. Who is likely to have psoriasis? What is the treatment? the integumentary system 24

Ringworm How is it spread? What causes ringworm? What is the medical term? How is it treated? Two examples of ringworm How would this be diagnosed? the integumentary system 25

Scabies What is the cause of scabies? Is it contagious? How is it treated? How is it prevented? the integumentary system 26

Shingles What is the cause of shingles? Is it contagious? Who is most at risk? How is it prevented? the integumentary system 27

Skin cancer What are the risk factors for developing skin cancer? How can it be prevented? Three types: Basal cell carcinoma Squamous cell carcinoma Malignant melanoma the integumentary system 28

Skin cancer Basal cell carcinoma What is distinctive about this type of skin cancer? Where does it usually form? the integumentary system 29

Skin Cancer Squamous cell carcinoma What is skin cancer? Why does it develop? How is squamous cell carcinoma different from basil cell carcinoma? the integumentary system 30

Skin cancer Malignant melanoma How is malignant melanoma different from the other skin cancers? How are skin cancers treated? the integumentary system 31

Skin lesions: Discuss the characteristics of the different skin lesions. the integumentary system 32

Skin lesions: Compare these types of skin lesions. Macule Papule Ulcer Pustule Vesicle the integumentary system 33

Skin lesion: Decubitus ulcer What is an ulcer? What are decubitus ulcers? How can they be prevented? How are they treated? the integumentary system 34

warts What causes warts? Are they contagious? Can they be prevented? There are many different types! the integumentary system 35