He was n't wearing his mouthpiece and was diagnosed with a concussion .
After signing to play for Nevada in 2010 , Arciniega took a hit during the first week of Wolf Pack fall camp .
Arciniega was n't wearing Arciniega 's mouthpiece and was diagnosed with a concussion .
After signing to play for Nevada in 2010 , Arciniega took a hit during the first week of Wolf Pack fall camp .