all-or-none law
Physiology term describing the principle that a nerve or muscle fiber responds completely or not at all to a stimulus. Also known as 全か無かの法則.
See also: 全か無かの法則
The all-or-none law is one of the fundamental principles of nerve impulse conduction.
Compound of 悉 (all), 無 (nothing), and 律 (law), directly translating the English 'all-or-none law'.