Mikel Arteta has suggested that an Arsenal academy player who started last night against AFC Bournemouth could be about to depart the Gunners on loan. The north London side kicked-off their pre-season tour of the United States in Los Angeles with a penalty shootout win against the Cherries, with a number of Arsenal youngsters getting a good run out with a number of senior players missing. With the likes of Ethan Nwaneri, Myles Lewis-Skelly and Ayden Heaven all playing a good amount of minutes last night, Arsenal fans got a real taste for the first time in a while of what the next generation of…