Oregon middle blocker Ronika Stone (17) throws a ball to the crowd after being announced in the starting lineup before the game. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)

Oregon Volleyball Head Coach Matt Ulmer shouts instructions to the team before the start of the game. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)

Oregon outside hitter Lindsey Vander Weide (8) and Oregon middle blocker Ronika Stone (17) reach to hit the ball. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)

Oregon outside hitter Jolie Rasmussen (15) jumps to hit the ball during the first set. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)

Oregon setter Maggie Scott (3) sets the ball to a teammate. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)

Oregon outside hitter Lindsey Vander Weide (8) hits the ball. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)

The Oregon Duck helps clean the floor during a timeout. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)

Oregon right side hitter Willow Johnson (4) jumps to hit the ball. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)

Oregon outside hitter Jolie Rasmussen (15) and Oregon middle blocker Ronika Stone (17) block the hit of an Arizona player. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)

Oregon libero Alex Hojnar (11) serves the ball. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)

Oregon outside hitter Lindsey Vander Weide (8) makes a pass to a teammate. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)

Oregon setter Maggie Scott (3) hits the ball back over the net. The No. 15 Oregon Ducks host the Arizona Wildcats at Matthew Knight Arena in Eugene, Ore. on Friday, Oct. 20, 2017. (Adam Eberhardt/Emerald)