A patient presents to the clinic for evaluation of possible…

A patient presents to the clinic for evaluation of possible shoulder impingement. The physician performs both the Neer Sign and Hawkin’s Test to assess the shoulder for signs of impingement. During both of these physical maneuvers, the physician puts stress on the subacromial space by placing the patient’s humerus in which one of the following positions?

A mother brings her 8-year-old son to the clinic. Three days…

A mother brings her 8-year-old son to the clinic. Three days earlier he and another child had been “sword fighting” with wooden swords. The boy received a sharp blow to his right lower extremity, and since then his foot has “dragged” when he walks. Physical examination shows that he can raise up on his toes, but cannot walk on his heels. Further testing shows that he cannot dorsiflex his right foot. Sensation is intact on the foot, except for numbness of the web space between the first and second digits. What is the nerve that was most likely damaged?