11. It opposes the thumb and assists in adduction . 12. The extension, adduction , and internal rotation. 13. The calcaneal internal rotation ( adduction ) and plantar flexion is the key deformity. 14. The trigger mechanism of unlocking is debated, but is probably in lateral adduction . 15. Reactions with organomagnesium compounds, alcohols, amines, and ammonia yield adduction compounds. 16. Increased incidence of complications have been reported for arytenoid adduction compared to medialization thyroplasty. 17. This is achieved by a deep inhalation followed by the adduction of the vocal folds. 18. The affected eye shows impairment of adduction . 19. This condition is characterized by limited abduction and / or limited adduction of the eye. 20. It is the largest of the extraocular muscles and its only action is adduction of the eyeball.
