Physiology of the oesophagus.
D000818:Animals; D003679:Deglutition; D004943:Esophagogastric Junction / Q000502:physiology; D004947:Esophagus / Q000187:drug effects / Q000502:physiology*; D005260:Female; D005502:Food; D006801:Humans; D009119:Muscle Contraction / Q000187:drug effects; D009334:Neck Muscles / Q000502:physiology; D009893:Opossums; D010528:Peristalsis; D010614:Pharynx / Q000502:physiology; D011247:Pregnancy; D011312:Pressure