Answer:
Brunner's gland
Explanation:
Brunner's gland also called duodenal glands are the portion of duodenum that is present above the sphinter.
Function of Brunner's gland -
The main function of Brunner's gland is to secrete mucus - rich alkaline secretion ( mucous ), that contain bicarbonate.
The secreted mucous is used for -
1. The protection of the stomach from the acidic content of chyme.
2. Create an alkaline medium for to activate the intestinal enzymes.
3. lubricate the intestinal walls.