Integ systemppt

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Integ systemppt

  1. 1. Integumentary System By Mrs. Walker
  2. 2. System Functions <ul><li>Protects the body’s internal living tissues and organs </li></ul><ul><li>Protects against invasion by infectious organisms </li></ul><ul><li>Helps regulate body temperature </li></ul>
  3. 3. Major Components <ul><li>Skin </li></ul><ul><li>Hair </li></ul><ul><li>Nails </li></ul><ul><li>Glands </li></ul><ul><li>Nerves </li></ul>
  4. 4. Exploring the System <ul><li>The skin plays a major role in maintaining homeostasis: </li></ul><ul><li>Hairs on the skin trap warmth </li></ul><ul><li>Glands under the skin secrete sweat onto the surface of the skin in order to increase heat loss if the body is too hot </li></ul><ul><li>Capillaries near the surface can open when your body needs to cool off and close when you need to conserve heat </li></ul>
  5. 5. Interrelationships <ul><li>The skin works with other body systems to keep the body functioning properly </li></ul><ul><li>Circulatory System – because of capillaries below the skin's surface, patches can be used to deliver medications through the skin into the blood for things such as heart problems </li></ul>
  6. 6. Interrelationships <ul><li>The skin works with other body systems to keep the body functioning properly </li></ul><ul><li>Neurons embedded in the skin are used to send signals to the spinal cord and then to the brain </li></ul><ul><li>Ex. – touching a hot stove, or stumping your toe </li></ul>

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