Motor units and functional anatomy of the human musculus opponens digiti minimi.
The present anatomical investigation showed that, in 4 musculus opponens digiti minimi beings studied, we found an average value of 158 motor units and 100 muscle fibres per motor unit. These data are in accordance with the execution of the complex action of the m. opponens as an articular stabilizer.
Carvalho
V C
VC
Universidade Estadual de Campinas, São Paulo, Brasil.
Cintra
A I
AI
Santo Neto
H
H
D000328:Adult; D000368:Aged; D001369:Axons / Q000648:ultrastructure; D005260:Female; D006225:Hand / Q000294:innervation*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009046:Motor Neurons / Q000648:ultrastructure*; D009132:Muscles / Q000294:innervation*; D009469:Neuromuscular Junction / Q000648:ultrastructure*