1. CHAPTER 10 INTEGUMENTARY SYSTEM

3. Figure 10-1 Skin Structures

4. Integumentary Facts The largest organ of the body
Changes in the skin often indicate the presence of other body system disorders including anemia, respiratory disorders, liver disorders, cancer, and shock

5. Layers of Skin Epidermis Outermost layer of the skin
Composed of a surface of dead cells with an underlying layer of living cells
Contains sebaceous glands as well as hair follicles
Melanocytes (produce melanin) are located in the epidermi

7. Hair and Hair Follicles
Skin has hair in all areas except the soles of the feet and palms of the hands
Hair blocks foreign particles from entering the body through structures such as the nose and eyes
The visible portion is called the shaft
The follicle is the root of the hair

8. Glands Three types of glands in the skin:
Sebaceous glands (oil or sebum)
Keeps the skin soft and waterproof
Sudoriferous glands (sweat)
Assists in regulation of body temperature and excrete waste products

9. Glands (Continued) Ceruminous glands (wax)
Located in the auditory canal of the ear
Secrete wax which rotects the ear from infection and entry of foreign bodies

10. SKIN ASSESSMENT
Techniques
Color
Temperature
Turgor
Lesions
Edema

11. Disorders of the Integumentary System
Bacterial Infections of the skin:
MRSA (Staph)

12. MRSA VIDEO WARNING

13. Disorders of the Integumentary System
Bacterial Infections Cont…
Cellulitis is a common infection of the skin and the soft tissues underneath. It happens when bacteria enter a break in the skin and spread to the fat layer

14. Anemia-Pale
Respiratory disorders-clubbed fingers, cyanotic lips/fingers
Liver-jaundice

15. Disorders of the Integumentary System
Bacterial Infections Cont…
Impetigo is a highly contagious bacterial skin infection. It can appear anywhere on the body but usually attacks exposed areas.

16. Disorders of the Integumentary System
Fungal Infections of the skin
Ringworm or Tinea; Caused by a fungi
Athlete's foot is a common fungal infection of the feet

17. Disorders of the Integumentary System
Fungal Infections Cont…
Candidiasis (yeast infection) infection caused by a group of yeast.
Onychomycosis fungal infection of the nail.

18. Disorders of the Integumentary System
Viral Infections
Shingles
Shingles (herpes zoster) results from a reactivation of the virus that also causes chickenpox.
Chickenpox
Chickenpox (varicella), a viral illness characterized by a very itchy red rash, is one of the most common infectious diseases of childhood.

19. Viruses Continued…
Warts are benign skin growths that appear when a virus infects the top layer of the skin.
Wart viruses are contagious. They can spread by contact with the wart or something that touched the wart.

20. Disorders of the Integumentary
Chronic Skin Disorders
Eczema is term for a group of medical conditions that cause the skin to become inflamed or irritated.
Psoriasis is a common skin disorder that produces thick red plaques covered with silvery scales.

21. Disorders of the Integumentary
Chronic Skin Disorders Cont…
Rosacea mainly affects skin on the face. It causes redness on the nose, chin, cheeks, and forehead.

22. Chronic disorders Hives or Urticaria:
Swollen red or pale bumps that appear suddenly on the skin, they blanch white when pressed
Can be a result of an allergen or stress
Usually cause itching, but may also burn

23. Skin Cancer

24. Box 10-1 Warning Signs of Melanoma

25. Decubitis (bed Sore)

26. Stage I Decubitis
Stage II Decubitis
Stage III Decubitis
Stage IV Decubitis
Skin Tear
From Shearing

27. Contributing factors for decubitis
Internal Contributing Factors
Malnutrition
Dehydration
Impaired mobility
Chronic conditions
Impaired sensation
Decreased LOC
Advance age
External Contributing factors :
Pressure
Friction
Moisture
Incontinence
Shear

28. Treatment for Decubitis
Best Treatment Is Prevention…
Relieve pressure frequently depending on pt. needs and MD orders; Q 1-2 hours.
Massage bony areas
Ensure proper nutritional intake of protein
Position Pt. to relieve pressure on bony areas
When moving patient be careful not to shear their skin

30. Patient positioning for prevention of bedsore http://www. atitesting

31. Terminology

32. Macule
Papule
Fissure
Keloid
Pustule
Crust
Cyst

33. Integumentary quiz

34. 1 2 3 4

35. 5 6 7 8

36. 9 10 12 11

37. 13 14