Importance of vagal innervation in the regulatory effect of acid in the duodenum on gastric secretion of acid.
D004386:Duodenum; D005750:Gastric Juice / Q000502:physiology*; D006801:Humans; D007419:Intestinal Secretions; D014630:Vagus Nerve / Q000502:physiology*
DUODENAL JUICE; GASTRIC JUICE/physiology; NERVES, VAGUS/physiology