the principle that the order of recruitment of motor neurons serving a muscle depends on the size of the muscle. For producing muscle responses of good strength, small threshold neurons are recruited first and high threshold are recruited last.
SIZE PRINCIPLE: "In size principle small low threshold neurons are recruited first and large high threshold neurons last."
Cite this page: N., Pam M.S., "SIZE PRINCIPLE," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/size-principle/ (accessed March 6, 2020).
