The surah'tahn was a component of Vulcan neuro-pressure.
In 2153, T'Pol asked Commander Charles Tucker III to assume the surah'tahn posture during one of their neuro-pressure sessions. (ENT: "Rajiin")
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Memory Alpha
The surah'tahn was a component of Vulcan neuro-pressure.
In 2153, T'Pol asked Commander Charles Tucker III to assume the surah'tahn posture during one of their neuro-pressure sessions. (ENT: "Rajiin")