<prompt> 25 yr old female develops masseter muscle spasm after IV succinyl choline. ETCO2 progressively increases, hea rate increases, temperature raises; management includes all except :-Sta halothane to decrease the hea rateHyperventilate with 100 oxygenActive cooling measuresTreat acidosis  <response>: It is most probably malignant hypehermia. Halothane is contraindicated in malignant hypehermia. 