Distribution of muscle spindles in the human first dorsal interosseus.
D006225:Hand; D006801:Humans; D007231:Infant, Newborn; D008465:Mechanoreceptors; D009470:Muscle Spindles / Q000033:anatomy & histology*; D009132:Muscles / Q000294:innervation*; D014459:Ulnar Nerve / Q000033:anatomy & histology*