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6 Chapter36


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6 Chapter36

  1. 1. Chapter 36 Skeletal, Muscular, and Integumentary Systems
  2. 2. The Skeletal System <ul><li>Supports the body </li></ul><ul><li>Provides movement </li></ul><ul><li>Protects internal organs </li></ul><ul><li>Stores mineral reserves </li></ul><ul><li>Is a site blood cell formation </li></ul>
  3. 3. Skeletal Organs <ul><li>Includes cartilage, joints, ligaments, tendons, and bones </li></ul><ul><li>Joints are where bones meet </li></ul><ul><li>Ligaments attach bones to bones </li></ul><ul><li>Tendons attach muscles to bones </li></ul>
  4. 4. Types of Joints in the Human Body <ul><li>Immovable Joints: Don’t move duh! For example the joints on the top of your skull. </li></ul><ul><li>Slightly Moveable Joints: Restricted movement such as the vertebrae. </li></ul><ul><li>Freely Moveable Joints: Move freely such as the ball-and-socket joint, hinge joint, pivot joint, and the saddle joint. </li></ul>
  5. 5. Skin <ul><li>The skin is made up of the epidermis and the dermis. </li></ul><ul><li>The epidermis contains Melanocytes that produce melanin. </li></ul><ul><li>The dermis contains muscles, sweat glands, and blood vessels. </li></ul>
  6. 6. Muscular System <ul><li>Skeletal Muscles: Attached to bones </li></ul><ul><li>Smooth Muscles: Muscles not under voluntary control </li></ul><ul><li>Cardiac Muscle: Muscle in your heart </li></ul>
  7. 7. Muscle Contraction <ul><li>When thin filaments in muscle fiber slide over thick filaments, your muscles contract. The energy for muscle contraction is supplied by ATP. </li></ul>
  8. 8. The Integumentary System <ul><li>Barrier against infection and injury </li></ul><ul><li>Helps regulate body temperature </li></ul><ul><li>Removes waste products from the body </li></ul><ul><li>Provides protection against ultraviolet radiation from the sun </li></ul>