One second. That’s what was left. One second. It saved Abel Ramos. One second. It spelled Bryant Perrella’s doom. Round after round, Perrella outboxed Ramos. He was able to get out of harm’s way when Ramos tried pressing him. It looked like Perrella was heading to a unanimous 10-round welterweight decision. But no one, apparently, told Ramos the fight was over. One devastating left uppercut jolted Perrella’s head back and he collapsed to the canvas in the waning seconds of the 10th and final round. He made it to his feet but, moments later, a right hand deposited him on his trunks for the second time. Referee Jack Reiss reached the count of nine, when the 10-second, round-ending clapper sounded. Perrella was visibly in trouble. Reiss thought he was in too much trouble and ended it with one precious second left. At the time of the stoppage, Perrella (17-3, 14 KOs) was up 88-83 on judges David Hudson and Benoit Roussel’s scorecards, and 87-84 on Mike Fitzgerald’s card. “This is box