The parameters of the E.M.G. activity of the external anal sphincters and M. pubo-rectalis in normal adult and elderly subjects.
D000200:Action Potentials; D000328:Adult; D000368:Aged; D001003:Anal Canal; D004576:Electromyography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009119:Muscle Contraction; D009132:Muscles / Q000502:physiology*; D010388:Pelvis; D011187:Posture