UMass Lowell freshman Ryan Lohin defends against St. Lawrence’s Carson Gicewicz.  (Matt Dwyer/Connector) Hannah Manning Connector Editor The No. 5 UMass Lowell men’s ice hockey team, the only undefeated team in Hockey East, notched another win onto their record with a 5-2 victory over No. 12 St. Lawrence University Friday night. The first period ended in…