Which of the following does not simulate enterogastric reflex?
Regulation of gastric emptying by duodenum is through two mechanisms.
-        Hormonal mechanism- Inhibit gastric emptying and decrease gastric acid secretion.

Secretin
CCK
VIP
GIP
Peptide YY

 -        Enterogastric reflex- Inhibit gastric emptying through the intrinsic enteric neural plexus.

Distension of the duodenum
Duodenal hyperosmolarity
Presence of acid, fats and products of protein digestion in the duodenum.
Products of protein digestion in the duodenum
Duodenal distension
H+ ions bathing duodenal mucosa
Hormones