Joint actions

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Joint actions

  1. 1. Lloyd Dean Joint Actions
  2. 2. Aims <ul><li>By the end of the lesson you should be able to: </li></ul><ul><li>State the major joint actions within the body </li></ul><ul><li>Draw diagrams for each joint action </li></ul><ul><li>Apply gym based examples of the different types of movement for each joint action </li></ul>
  3. 3. Joint Actions <ul><li>Flexion </li></ul><ul><li>Extension </li></ul><ul><li>Decrease the angle at a joint </li></ul><ul><li>Bicep Curl </li></ul><ul><li>Increase the angle at a joint </li></ul><ul><li>Triceps Curl </li></ul>
  4. 4. Joint Actions <ul><li>Adduction </li></ul><ul><li>Abduction </li></ul><ul><li>Movement towards the midline of the body </li></ul><ul><li>Lateral Raises (Downward phase) </li></ul><ul><li>Movement away from the midline of the body </li></ul><ul><li>Lateral Raises (Upward phase) </li></ul>
  5. 5. Joint Actions <ul><li>Elevation </li></ul><ul><li>Depression </li></ul><ul><li>Upward movement of the should girdle </li></ul><ul><li>Dumbbell Shrugs (Upward phase) </li></ul><ul><li>Downward movement of the shoulder girdle </li></ul><ul><li>Dumbbell shrugs (Downward phase) </li></ul>
  6. 6. Joint Actions <ul><li>Plantar Flexion </li></ul><ul><li>Dorsiflexion </li></ul><ul><li>Movement that brings the sole of the foot downwards with toes pointed </li></ul><ul><li>Running </li></ul><ul><li>Movement that brings the top of the foot towards the shin </li></ul><ul><li>Leg Extension (Machine) </li></ul>
  7. 7. Joint Actions <ul><li>Pronation </li></ul><ul><li>Supination </li></ul><ul><li>Rotation of the forearm with palm facing down </li></ul><ul><li>Pronated grip of barbell </li></ul><ul><li>Rotation of the forearm with palm facing up </li></ul><ul><li>Supinated grip of barbell </li></ul>
  8. 8. Joint Actions <ul><li>Eversion </li></ul><ul><li>Inversion </li></ul><ul><li>Foot slightly rotated outwards </li></ul><ul><li>Foot slightly rotated inwards </li></ul>
  9. 9. Joint Actions <ul><li>Hyper-Extension </li></ul><ul><li>Lateral Flexion </li></ul><ul><li>Movement above the normal range of motion </li></ul><ul><li>Lower back extensions </li></ul><ul><li>Sideward’s movement to reduce the angle at joint </li></ul><ul><li>Dumbbell side bends </li></ul>
  10. 10. Joint Actions <ul><li>Circumduction </li></ul><ul><li>Internal and External Rotation </li></ul><ul><li>360 degree rotation </li></ul><ul><li>Circling of arms </li></ul><ul><li>Internal – Also known as medial rotation </li></ul><ul><li>Movement of the hand either inwards towards the body or down to point towards the floor </li></ul><ul><li>External – Also known as lateral rotation </li></ul><ul><li>Movement of the hand away from the body </li></ul>
  11. 11. Joint Actions <ul><li>Horizontal Flexion </li></ul><ul><li>Horizontal Extension </li></ul><ul><li>Moving arm forwards in horizontal plane (arm starts from abducted position) </li></ul><ul><li>Returning arm to the abducted position </li></ul>

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