Any of the muscles that are entirely within the body part or segment moved by them. [ http://medical-dictionary.thefreedictionary.com/intrinsic+muscles ]
This is just here as a test because I lose it
Term information
Subsets
grouping_class
editor note
ideally we would like to classify under this class automatically but this is difficult to do without applying external rules. Note that logical definitions that use this class as a genus may not be strictly correct