Reaves finished with 23 points, all in the first half, and Morris had 20 points for the Shockers (17-4, 7-2 AAC), who won their second straight game since a two-game losing streak.
Corey Henderson Jr. scored 28 points, and Junior Etou added 18 points and nine rebounds to lead the Golden Hurricane (11-10, 4-5 AAC).
Morris scored the first five points of the second half on a dunk and a three-point play to extend Wichita State's lead to 50-35. The Shockers' lead would grow to 19, before Tulsa made a run.
Henderson fueled a 17-3 Tulsa spurt and trimmed Wichita State's lead to 57-52 with a pair of free throws with 12:45 to play.
Wichita State survived a test from Tulsa in a 72-69 win two weeks ago. The Shockers found themselves in another close game in the second half, but this time managed to pull away to secure the regular-season sweep of the Golden Hurricane.
Zach Brown drained a high-arching 3-pointer from the corner to push the Shockers' lead to 75-62 with 5:36 to play. The Golden Hurricane never recovered and lost for the fifth time in their last six games.
Tulsa led by as many as six in the first half, behind a pair of early 3-pointers from Henderson, who began his career at Wichita State. Reaves led the Shockers back. He hit his first seven 3-point attempts and finished with 23 points in the first half. Wichita State went into halftime with a 45-35 lead.
Etou led Tulsa with 13 points in the first half.
Wichita State now hits the road for back-to-back away games, starting at Temple on Thursday.
The Golden Hurricane return home to host SMU on Thursday.
--Field Level Media
Tulsa | Wichita St. | |
Corey Henderson Jr 28 | Scoring | Austin Reaves 23 |
Sterling Taplin 5 | Assists | Rashard Kelly 8 |
Junior Etou 9 | Rebounds | Rashard Kelly 11 |
Corey Henderson Jr 9 | Free Throws Made | Shaquille Morris 4 |
Lawson Korita 1 | Steals | Rashard Kelly 2 |
DaQuan Jeffries 2 | Blocks | Rashard Kelly 2 |
Team | Points | FG% | 3PM-3PA | FTM-FTA | Assists | Rebounds | Blocks | Steals | Turnovers |
Tulsa | 71 | 38.3 | 10-25 | 15-18 | 9 | 31 | 2 | 2 | 15 |
Wichita St. | 90 | 47.1 | 10-29 | 14-19 | 27 | 41 | 7 | 8 | 9 |