title: Parallel 'phasic' and 'tonic' motor systems of the crayfish abdomen.
authors.affiliation: University of Toronto, USA. h.atwood@utoronto.ca
authors.forename: Harold
authors.initials: H
authors.lastname: Atwood
mesh_terms: D000009:Abdominal Muscles / Q000033:anatomy & histology / Q000294:innervation* / Q000502:physiology; D000818:Animals; D003400:Astacoidea / Q000033:anatomy & histology / Q000502:physiology*; D049673:History, 20th Century; D009043:Motor Activity / Q000502:physiology*; D009046:Motor Neurons / Q000502:physiology; D009445:Neuroanatomy / Q000266:history*