in a third group of animals ( n = 6 ) anaesthetized with alfentanil 0.32 mg kg-1 i.v . plus pentobarbitone 1-2 mg kg-1 i.v . and an infusion of alfentanil 0.32 mg kg-1 h-1 , the cbf response to alterations in map , pao2 , and paco2 were studied and compared with the barbiturate-anaesthetized animals .
C0030883
pentobarbitone
C0004745
barbiturate