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Integumentary System

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  1. Integumentary System

  2. Welcome! • Get out: • Biking Slips • Notebook • Pen/Pencil

  3. How do you care for your skin?

  4. How do you care for your hair?

  5. How do you care for your nails?

  6. You will find out how to keep these body parts healthy! • First you need to know the structure of your hair, skin, and nails and how each part works!!!

  7. 1. Integumentary System • Covers and protects body • Made up of skin, hair, and nails

  8. 2. Skin • Largest organ in body • Has nerve cells that help detect pain, pressure, heat cold, and touch • Protective layer from germs

  9. Maintain a healthful body temp. • Removes waste from body

  10. 3. Two Layers of Skin • Epidermis – outer layer which is constantly shed and replaced • Dermis – layer below epidermis that contains hair follicles, glands, blood vessels and nerves

  11. Picture of your Skin!!!

  12. 4. Melanin • Protects you from ultraviolent radiation • Pigment that gives skin its color

  13. 5. Glands • Sweat glands – rids the body of salt and helps cool the body by releasing sweat through pores

  14. Sebaceous gland – oil producing gland that protects the skin • Sebum – oil produced by sebaceous gland

  15. 6. Nails • Composed of dead cells and keratin, a tough protein

  16. 7. Hair • Dead cells filled with keratin • Protects skin and helps maintain body temp • Goosebumps • Prevents loss of heat through head • Each hair grows in a hair follicle

  17. 8. Hair follicle– a depression on the surface of the skin that contains nutrients needed for hair to grow

  18. 9. Problems of the Integ. System

  19. A. Sunburn – • Caused by UV rays from the sun • People with fewer amounts of melanin are more likely to be sunburned • Can be prevented by wearing sunblock (at least SPF 30!!!)

  20. B. Skin Cancer • Also called melanoma • Can be obtained from the sun • Studies have shown tanning booths may cause skin cancer

  21. ABCD’s of Skin Cancer

  22. A – Asymmetry • If your mole is NOT the same on both sides, it could be cancerous

  23. B – Border Irregularity • If the outside borders are shaped oddly, the mole may be cancerous.

  24. C – Color • If your mole is black with a blueish tint, it may be cancerous

  25. D – Diameter • Check for moles that are wider than ¼ of an inch, or larger than the size of a pea.

  26. C. Acne • Lesions on the skin filled with excess oil and dirt which encloses the skin’s pores. • To prevent pimples: • Wash face daily with facial cleanser that contains Benzoyl.

  27. D. Athlete’s Foot • Fungal infection of the skin between the toes • Caused by sweating and heat • Highly contagious • Wear sandals or other foot coverings when in locker room or shower!

  28. E. Ringworm • Common fungal infection of skin • Ring-shaped • Scaly, blistery patches form • Itchy • Contagious! Be careful of locker rooms…

  29. 11. Keeping the Integ. System Healthy • A. Nails • Clip regularly, clean dirt out under nails • Wear clean socks, avoid contact with locker room floors, showers to prevent athletes foot

  30. B. Hair • Wash every day • Cut regularly • Avoid sharing hats or headgear • Brush hair

  31. C. Skin • Use sunscreen • Don’t use tanning beds! • Use ACNE medication • Wash face and skin everyday when showering

  32. 12. Deodorant • Used to prevent excess sweating and body odor smells • Applied to armpits • Look for a deodorant and antiperspirant – prevents sweating..

  33. How I will Keep My Integumentary System Healthy… • Hair – • Skin – • Skin on Face - • Nails -

  34. 1. Epidermis • 2. Dermis • 3. Blood Vessel • 4. Hair • 5. Pore • 6. Nerve • 7. Sweat Gland • 8. Oil (Sebaceous) Gland

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