title: The ansa cervicalis and the infrahyoid muscles of the rat. I. Anatomy; distribution, number and diameter of fiber types; motor units.
mesh_terms: D000818:Animals; D007002:Hypoglossal Nerve / Q000033:anatomy & histology; D008297:Male; D009470:Muscle Spindles / Q000166:cytology; D009132:Muscles / Q000033:anatomy & histology*; D009334:Neck Muscles / Q000033:anatomy & histology* / Q000294:innervation; D051381:Rats / Q000033:anatomy & histology*; D013127:Spinal Nerves / Q000033:anatomy & histology*