> Wouldn't it be possible to get much more accurate temperature readings by having people open wide and imaging the backs of their throats Old-fashioned oral

> Wouldn't it be possible to get much more accurate temperature readings by having people open wide and imaging the backs of their throats Old-fashioned oral thermometers warn that they'll be inaccurate if you've drunk a hot or cold beverage recently. I imagine back of the throat thermometers would have the same flaw?