The minimal strength of an electrical stimulus of indefinite duration that is able to cause excitation of a tissue, e.g., muscle or nerve. SEE ALSO: chronaxie. SYN: galvanic threshold. [rheo- + G. basis, a base]
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rheo·base 'rē-ō-.bās n the minimal electric current required to excite a tissue (as nerve or muscle) given an indefinitely long time during which the current is applied compare CHRONAXIE
rheo·ba·sic -.bā-sik, -zik adj
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rheo·base (reґo-bās) [rheo- + base] the minimal electric current of infinite duration necessary to produce a twitch in a muscle.Medical dictionary. 2011.