Muscular system part 2 action

• Deltoid


  Abduction of humerus
• Supraspinatus


  Abduction of humerus
• Infraspinatus


  External rotation of humerus
• Teres Minor


  External rotation & adduction of humerus
• Subscapularis


  Internal rotation & adduction of humerus
• Biceps Brachii


  Flexes elbow; supinates forearm
• Brachioradialis


  Flexes elbow
• Triceps brachii


  Extends elbow, long head extends & adducts humerus
• Pronator quadratus


  Pronates forearm
• Tibialis anterior


  Dorsiflexes and inverts foot
• Gastrocnemius 


  Plantar flexes foot
• Soleus


  Plantarflexion
• Gluteus Maximus


  Extends thigh
• Gluteus medius


  Abducts & medially rotates thigh
• Gluteus minimus 


  Abducts & medially rotates thigh
• Biceps femoris


  Extends thigh & flexes knee
• Semitendinosus


  Extends thigh & flexes knee
• Semimembranosus


  Extends thigh & flexes knee
• Iliacus


  Flexes thigh toward trunk
• Psoas major


  Flexes thigh toward trunk; flexes vertebral column laterally
• Rectus femoris


  Extends knee; flexes thigh at hip
• Vastus lateralis


  Extends knee; flexes thigh at hip
• Vastus medius


  Extends knee; flexes thigh at hip
• Vastus intermedius


  Extends knee; flexes thigh at hip
• Adductor brevis


  Adducts hip
• Adductor longus


  Adducts hip
• Adductor magnus


  Adducts hip