According to a prison spokesman, the guard shot the inmate to protect a fellow guard.
"She should be considered potentially dangerous," said a prison spokesman, Lane Wagaman.
A prison spokesman described her as "calm and upbeat."
A doctor gave him a tranquilizer after he complained of tension, a prison spokesman said.
A prison spokesman said the guard was protecting a correctional officer.
But a prison spokesman said: 'We are very mindful of the fact that prisoners have their dignity.
At one point prison spokesmen said they were working on a request by the detainees for sandwiches from outside the prison.
The prison spokesman said the inmate had been shot after brandishing a homemade knife.
The words echoed those used by a prison spokesman, Ed Crosley, on the second day of the current takeover.
"He had no last words," said Dale Riley, a prison spokesman.