Arterial hypertension, cardiac arrhythmias and pulmonary edema induced by scorpion toxin in unanesthetized rats: L. Freire-Maia, A.D.Azevedo, J.R.Cunha-Melo, A.P.Almeida, A.B.Silva and N.C.Alpoim Department of Physiology and Biophysics, Institute of Biological Sciences, UFMG, Belo Horizonte, Brazil