[Muscular apparatus of the pharyngo-esophageal segment; its weak points].
D004947:Esophagus; D006801:Humans; D009132:Muscles; D010614:Pharynx / Q000502:physiology*
ESOPHAGUS; PHARYNX/physiology
L'appareil musculaire du segment pharyngo-oesophagien; les points faibles.