Mute
com.ciencia.gaia
A anestesia moderna começou com um homem ferido que simplesmente não sentiu dor. Em 1844, o dentista Horace Wells assistia a uma demonstração pública de óxido nitroso (N₂O), o famoso “gás do riso”, conduzida por Gardner Quincy Colton. Durante a apresentação, um participante sob efeito do gás bateu a perna com força e se feriu. O mais estranho veio depois: ele aparentemente não percebeu a dor naquele momento. Wells viu ali algo muito maior do que entretenimento. Se o óxido nitroso reduzia a perc...
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