POP QUIZ

MYSTERY MUSCLE

Q:Ranging from 11 to 16 inches long, I am made up of more than a dozen individual and highly specialized muscles. In fact, I am one of the few locations where a horse has voluntary control of muscles that aren’t attached directly to bones. I play an essential role in digestion, while also serving in a sensory role and promoting dental hygiene. Injuries to me often go unnoticed but thankfully tend to heal well. What am I?