Tuesday, October 5, 2010

Stance Phase

  • Athlete is standing with their knees slightly flexed


  • Feet are shoulder width apart


  • Hands are up at chest level and bilateral


  • Palms are facing each other with thumbs up, pointing at shoulders


  • Elbows adducted, making them perpendicular to trunk


  • Ball held 3 to 6 inches from chest


  • STANCE PHASE MUSCLE ACTIVATION 
    JOINT
    ACTION
    MUSCLE
    CONTRACTION TYPE
    SHOULDER GIRDLE
    Horizontal Adduction
    Pectoralis major, anterior deltoid
    Concentric
    ANKLE
    Slight Dorsiflexion
    Peronius tertius, Extensor hallucis longus, Tibialis anterior
    Concentric
    KNEE
    Flexion
    Biceps femoris, Popliteus
    Concentric
    HIP
    Slightly Flexed
    Iliacus, psoas major & minor, rectus femoris, sartorius
    Concentric
    TRUNK
    --------------------------
    Rectus Abdominus
    Isometric
    ELBOW
    Flexion
    Biceps Brachii, Brachialis
    Concentric
    WRIST
    Flexion

    Isometric
    NECK
    --------------------------
    Rectus capitus
    Isometric

    STANCE PHASE SPORT SPECIFIC EXERCISES 
    Holding a 2 lbs medicine ball in stance
    Hold for 10 seconds
    Rest for 3-5 seconds
    Repeat 4 more times = 1 set
    Do 3 sets

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