UNC star Harrison Barnes, who sprained his left ankle Tuesday against Wake Forest, scored 18 points on 5-for-15 shooting. He started slowly but was instrumental after Zeller picked up his fourth foul with 11:44 to go.
Henson scored 12 points over the final 10:12. His basket on a goaltending call against Alex Len with 2:04 left put the Tar Heels up 74-69.Terrell Stoglin scored 20 for Maryland (13-9, 3-5). It marked the first time that Terrapins coach Mark Turgeon faced his former mentor at Kansas, Carolina's Roy Williams.