[Functional state of the cardial and pyloric sphincters without digestive periods].
D004063:Digestion; D004947:Esophagus / Q000502:physiology*; D006801:Humans; D011708:Pylorus / Q000502:physiology*; D013270:Stomach / Q000502:physiology*
ESOPHAGUS/physiology; PYLORUS/physiology; STOMACH/physiology