Answer:
all or none law
Explanation:
All or none law -
This law was very first given in the year 1871 by American physiologist Henry P. Bowditch.
It refers to the principle , according to which the capacity of the nerve to respond to a particular stimuli does not depend on the strength of the stimuli , is referred to as all or none law .
In this case , if the stimuli exceed some specific level of threshold , then it will respond , otherwise , there won't be any response .
Hence , from the given information of the question ,
The correct term is all or none law .