Bullock suffered the injury when he collided with a teammate during a drill in Thursday night’s practice, the team’s first practice since its last game on Dec. 22 against McNeese State.
He is averaging a career-high 13.1 points and 5.7 rebounds and is 29 of 61 from three-point range, an ACC-best 47.5 percent from behind the arc.
The Tar Heels play UNLV at 2 p.m. In the Smith Center.