Mechanical properties of the radula protractor of Busycon canaliculatum.
D000818:Animals; D001696:Biomechanical Phenomena; D006321:Heart / Q000502:physiology*; D066298:In Vitro Techniques; D008974:Mollusca / Q000502:physiology*; D009119:Muscle Contraction; D009132:Muscles / Q000502:physiology*; D009206:Myocardium